Answer:
32
Step-by-step explanation:
I'm assuming the water is the "4" in the ratio here so it would be 32 water and 8 lemonade
each character in a password is either a digit [0-9] or lowercase letter [a-z]. how many valid passwords are there with the given restriction(s)? length is 13.
There will be 4,738,381,338,321,616,896 possible valid passwords that can be created using 13 characters with the given restrictions.
The problem is asking for the number of valid passwords that can be created using 13 characters. Each character can either be a digit or a lowercase letter, meaning that there are 10 possible choices for each character (0-9) for digits and 26 possible choices for each character (a-z) for lowercase letters.
Since there are 13 characters in the password, we need to calculate the number of possible combinations of characters, which is found by multiplying the number of choices for each character together. Therefore, the total number of valid passwords is:
number of choices for each character ^ number of characters in the password
= (10 + 26)¹³
= 36¹³
= 4738381338321616896
Therefore, there are 4,738,381,338,321,616,896 possible valid passwords that can be created using 13 characters with the given restrictions.
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Determine zα for the following. (Round your answers to two decimal places.)(a) α = 0.0089(b) α = 0.09(c) α = 0.707Please explain where and how you got the
The values of zα for the given significance levels are approximate:
(a) zα ≈ 2.33
(b) zα ≈ 1.34
(c) zα ≈ 0.54
To determine zα (also known as the critical value) for a given significance level α, we need to find the z-score that corresponds to the upper α percentage of the standard normal distribution. In other words, we are looking for the z-value that cuts off an area of α in the right tail of the standard normal curve.
The standard normal distribution has a mean (μ) of 0 and a standard deviation (σ) of 1.
To find zα, we can use a standard normal distribution table or a calculator that provides cumulative probability values for the standard normal distribution.
(a) α = 0.0089
For this case, we are looking for the z-score that corresponds to the upper 0.0089 percentage of the standard normal distribution. Using a calculator or standard normal distribution table, we find that zα ≈ 2.33.
(b) α = 0.09
In this case, we need to find the z-score that corresponds to the upper 0.09 percentage of the standard normal distribution. Again, using a calculator or standard normal distribution table, we find that zα ≈ 1.34.
(c) α = 0.707
For α = 0.707, we are interested in the z-score that corresponds to the upper 0.707 percentage of the standard normal distribution. Using a calculator or standard normal distribution table, we find that zα ≈ 0.54.
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The complete question is as follows:
Determine zα for the following. (Round your answers to two decimal places.)
(a) α = 0.0089
(b) α = 0.09
(c) α = 0.707
Please explain where and how you got the answer.
Please help with the question below
The graph has 2 x-intercepts.
What is the quadratic function?
In mathematics, a polynomial of degree two in one or more variables is referred to as a quadratic polynomial. A quadratic polynomial defines the polynomial function known as a quadratic function.
We have,
f(x) = -3(x-3)² + 1
by simplifying the equation above
-3(x² -6x + 9) + 1 = 0
-3x² + 18x - 27 + 1 = 0
-3x² + 18x - 26 = 0
By calculating the quadratic equation we get
\(x=\frac{-b \pm \sqrt{b^2 - 4ac} }{2a}\)
\(x=\frac{ -18 \pm \sqrt{18^2 - 4(-3)(-26)} }{2(-3)}\)
\(x= 3 \pm \frac{\sqrt{3} }{3}\)
x = 2.42265, x = 3.57735
so the points are (0, 0) and (2.4, 3.6)
The graph crosses the x-axis at (2.4, 3.6)
Hence, the graph has 2 x-intercepts.
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When calculating npv, the present value of the nth cash flow is found by dividing the nth cash flow by 1 plus blank______ rate raised to the nth power.
The discount rate raised to nth power.
What is NPV?NPV is defined as Net Present Value. It is mainly used in capital budgeting and investment planning for the purpose of analyzing the project profit. NPV is the difference between the present value of cash inflows and the present value of cash outflows in a period of time. The occurrence of cashflows in a series at different times is termed as NPV. NPV is a measure widely used in finance and commercial real estate. It is used to help taking decisions in accounting calculation. The cashflow that is discounted can be termed as NPV.
A simple example for NPV is, If a security offers a series of cashflows with an NPV of $30,000 and an investor pays exactly $30,000 for it, then the investor's, NPV is $0.
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Which of the following interpretations for a 95% confidence interval is(are) accurate?
(a) The population mean will fall in a given confidence interval 95% of the time.
(b) The sample mean will fall in the confidence interval 95% of the time.
(c) 95% of the confidence intervals created around sample means will contain the population mean.
(d) All three statements are accurate.
The correct interpretation for a 95% confidence interval is (c) 95% of the confidence intervals created around sample means will contain the population mean.
The confidence interval is a range of values that has been set up to estimate the value of an unknown parameter, such as the mean or the standard deviation, from the sample data. Confidence intervals are usually expressed as a percentage, indicating the probability of the actual population parameter falling within the given interval. Therefore, a 95% confidence interval, for example, indicates that we are 95% confident that the population parameter lies within the interval range.
The following interpretations for a 95% confidence interval are accurate:(a) The population mean will fall in a given confidence interval 95% of the time. This interpretation is incorrect because the population parameter is fixed, and it either falls within the confidence interval or it does not. Therefore, it is incorrect to say that it will fall within the interval 95% of the time.
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Can anyone help me with this?
Answer:
See below.
Step-by-step explanation:
Whatever you divide/multiply the numerator by is what you have to divide/multiply the denominator by.
90/10=9
100/10=10
-hope it helps
What is the distance between
(−6,8). (−3,9)
Answer:
3.16
Step-by-step explanation:
\(\sqrt{(-6-(-3))^{2} + (8-9)^{2} } =\sqrt{10} =3.16\)
The distance between New York City, New York, and Boston, Massachusetts, is 187 miles, and the distance between New York City and Hartford, Connecticut, is 97 miles. Hartford, Boston, and New York City form a triangle on a map. What must the distance between Boston and Hartford be greater than?
The distance between Boston and Hartford be Greater than 90 miles
How to find the distance between Boston and HartfordUsing the triangle inequality theorem, since the cities form a triangle.
This theorem states that the sum of any 2 sides of a triangle has to be greater than the length of the third side.
We can find what the length of the third side has to be greater than by subtracting 97 from 187:
187 - 97
= 90
Hence, the distance has to be greater than 90 miles.
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If the perimeter of the window is 8 feet, find the exact value of x (in ft) so that the greatest possible amount of light is admitted.
The exact value of x that will allow the greatest amount of light to be admitted is 2 feet. This will give us a window with dimensions 2 feet by 2 feet, which has an area of 4 square feet.
Let's assume that the window is a rectangle, which means that opposite sides are equal in length. If the perimeter of the window is 8 feet, that means that the sum of all four sides is 8 feet.
Let's label the length of the two horizontal sides as x, and the length of the two vertical sides as y. That means that:
2x + 2y = 8
Simplifying that equation, we get:
x + y = 4
Now, we want to find the exact value of x that will allow the greatest amount of light to be admitted. We know that the area of a rectangle is length x width, so in this case:
Area = x * y
We want to maximize this area, so we need to express y in terms of x using the equation we derived earlier:
y = 4 - x
Substituting that into the area equation, we get:
Area = x * (4 - x)
Expanding that equation, we get:
Area = 4x - x^2
To maximize this area, we need to find the value of x that will give us the maximum value of Area. We can do this by taking the derivative of the area equation and setting it equal to zero:
d(Area)/dx = 4 - 2x = 0
Solving for x, we get:
x = 2
Substituting this value of x back into the equation for y, we get:
y = 4 - 2 = 2
So the exact value of x that will allow the greatest amount of light to be admitted is 2 feet. This will give us a window with dimensions 2 feet by 2 feet, which has an area of 4 square feet.
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In the Income section shown below from the 1040EZ form, a single taxpayer
filing her federal income tax return entered $0 on line 6 for her taxable
income. Assuming that nobody can claim the taxpayer as a dependent, which
of these dollar amounts could have been on line 4 for adjusted gross income?
Answer: D.9100
Step-by-step explanation:
Answer:
The correct answer is $9,100
Step-by-step explanation:
please help! I don’t really have a grasp on word problems and they tend to stress me out a lot.
Answer:
Imani: 13r + 3d = 63
Abhasra: 12r + 12d = 132
Step-by-step explanation:
You just fill in the answers from the word problem. It has the answers.
47 multiply 24 multiply 89
What does y equal in the equation ? 6 - 2y = -8
Answer:
7
Step-by-step explanation:
because 6 plus 8 equals 2y then 14 equals 2y the divide each side by 2 so y equals to 7
24 dogs to 56 cats
In the simplest form
Answer:
Simplify them to the lowest.
What's the GCF( Greatest Common Factor). It's 8. So divide both sides by 8.
24/8 = 3
56/8 = 7
so it's
3 dogs to 7 cats
Step-by-step explanation:
Answer:
3 dogs to 7 cats
Step-by-step explanation:
Find the Greatest Common Factor of the two numbers- if you don't know what that means, it means to find the biggest number that both numbers can be divided by. Basically, it's like simplifying a fraction.
:) Hope this helps!
what is the measure of an exterior angle in a square?
The measure of an exterior angle in a square is 360 degrees, since all four angles of a square are equal and add up to 360 degrees.
The measure of an exterior angle in a square is 360 degrees. This is because all four angles of a square are equal and add up to 360 degrees. An exterior angle of a square is an angle formed between two adjacent sides of the square when an imaginary line is drawn from one vertex to the other. The two sides that form the exterior angle will always be of equal length and the angle itself will always measure the same amount. In the case of a square, the angle will always measure 360 degrees. This is because the two sides of the square will always be equal and the sum of the interior angles of a square is always 360 degrees. So, the measure of an exterior angle in a square is 360 degrees.
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What value of x is in the solution set of 9(2x + 1) < 9x – 18?
Answer:
-3 > x
Step-by-step explanation:
Multiply 2x and 1 by 9. You have 18x + 9 < 9x - 18.Add 18 to 9. You are adding because it is the opposite of subtraction, so it cancels out. You now have 18x + 27 < 9x.Subtract 18x from 9. There is no addition sign in front of the 18x, but it's basically implied. You now have 27 < -9x.Divide both sides by -9. When you divide by a negative, the inequality sign flips. You now have -3 > x.The triangular face of the prism shown has an interior angle with a measure of 75º and an exterior angle with a measure of 110° What is the
measure of the marked interior angle?
Answer:
A 35°
Step-by-step explanation:
180°-110°=70°
180°-70°-75°=35°
Answer:
The answer is A 110-75
Step-by-step explanation:
This is my question it is kind of confusing but can you guys help me solve it thanks.
and the question is a screenshot.
Answer:
2.3h - 2.9d - 14
Step-by-step explanation:
6h - 3.7h - 7.9d + 5d - 14
= 2.3h - 2.9d - 14
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Rectangular prism with base of 4 cm by 3 cm and a height of 5 cm. Square pyramid with a base of 4 cm by 3 cm and a height of 5 cm.
What is the volume of the prism?
What is the volume of the pyramid?
Answer: A = 15cm squared
Step-by-step explanation:
I think :)
Given that the base of the prism is 4 cm by 3 cm and the height is 5 cm, the volume can be calculated as:
The volume of the prism = (length x width x height)
By applying the given values:
Volume of prism = 4 cm x 3 cm x 5 cm
The volume of the prism = 60 cubic cm
That implies the volume of the rectangular prism is 60 cubic cm.
We know that the pyramid's base measures 4 by 3 cm and its height is 5 cm, the base's area may be calculated as follows:
Area of base = length x width
Area of base = 4 cm x 3 cm
Area of base = 12 square cm
The volume of the pyramid can now be calculated as:
Volume of pyramid = (area of base x height) / 3
Volume of pyramid = (12 square cm x 5 cm) / 3
The volume of the pyramid = 20 cubic cm
Therefore, the volume of the square pyramid is 20 cubic cm.
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Which system is shown
x + y > 3
x + 2y <4
x + y < 3
x + 2y > 4
x + y < 3
x + 2y ≤ 4
Answer: x + y < 3
x + 2y ≤ 4
What amount of money is needed at the start of the week so that there is an estimated 2.0% probability of running out of money
You would need approximately $2.06 (rounding to the nearest cent) at the start of the week to have an estimated 2.0% probability of running out of money.
To determine the amount of money needed at the start of the week to have a 2.0% probability of running out of money, you'll need to use the concept of probability.
Here are the steps to calculate it:
1. Determine the desired probability: In this case, it's 2.0%, which can be written as 0.02 (2.0/100 = 0.02).
2. Calculate the z-score: To find the z-score, which corresponds to the desired probability, you'll need to use a standard normal distribution table or a calculator. In this case, the z-score for a 2.0% probability is approximately -2.06.
3. Use the z-score formula: The z-score formula is z = (x - μ) / σ, where z is the z-score, x is the desired amount of money, μ is the mean, and σ is the standard deviation.
4. Rearrange the formula to solve for x: x = z * σ + μ.
5. Substitute the values: Since the mean is not given in the question, we'll assume a mean of $0 (or whatever the starting amount is). The standard deviation is also not given, so we'll assume a standard deviation of $1.
6. Calculate x: x = -2.06 * 1 + 0 = -2.06.
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x^2-6x +3
Hey can this be factored? If so what would be the answer? Thanks :)
A triangle is translated by using the rule (x,y) (x-4,y+2) which describes how the figure is moved ?
Answer:
4 units to the left and 2 units up.
Step-by-step explanation:
pls help meh need help
10 miles = 3 hours
10/3 miles = 1 hour (divide both sides by 3)
A unit rate always has "1" in the denominator. In terms of speed, unit rates will have 1 unit to correspond to the time value (in this case 1 hour).
So,
\(\frac{10 \text{ miles}}{3 \text{ hours}} = \frac{10/3 \text{ miles}}{1 \text{ hour}}\)
Answer: Choice BFor the function f(x)=−2∣x−3∣+2, describe the transformations (shifting, compress and/or reflecting) of the basic function. Graph the basic function f(x)=∣x∣. Then graph th function f(x)=−2∣x−3∣+2. Find the domain and the range of the given function. Transformations: Shifting Compressing or stretching Reflecting Graph of basic function f(x)=∣x∣ Graph of given function f(x)=−2∣x−3∣+2 Domain of f(x)=−2∣x−3∣+2 Range of f(x)=−2∣x−3∣+2
The function f(x) = -2|x - 3| + 2 involves a horizontal shift of 3 units to the right, a vertical reflection, and a downward stretch. Its domain is all real numbers, and its range is all real numbers less than or equal to 2.
The function f(x) = -2|x - 3| + 2 is a transformation of the basic absolute value function f(x) = |x|. Let's analyze the transformations and then graph both functions.Transformations:
1. Shifting: The function f(x) = -2|x - 3| + 2 involves a horizontal shift of the absolute value function f(x) = |x|. The term (x - 3) inside the absolute value causes a shift of 3 units to the right.
2. Reflecting: The negative sign in front of the absolute value function reflects the graph across the x-axis. It causes the function to be reflected vertically.
3. Compressing or stretching: There is no compression or stretching factor present in this particular function.
Graph of the basic function f(x) = |x|:
The graph of the basic function f(x) = |x| is a V-shaped graph that passes through the origin (0, 0). It has symmetry with respect to the y-axis.Graph of the given function f(x) = -2|x - 3| + 2:
To graph the given function, we start with the basic absolute value function f(x) = |x| and apply the transformations: a horizontal shift of 3 units to the right and a vertical reflection. The negative coefficient (-2) affects the amplitude, making the graph steeper.
Domain of f(x) = -2|x - 3| + 2:
The domain of the given function is all real numbers since there are no restrictions on the input values of x.
Range of f(x) = -2|x - 3| + 2:
The range of the given function is the set of all real numbers less than or equal to 2, as the vertical reflection and the coefficient (-2) cause the graph to be reflected and stretched downward.
Note: Without specific constraints on the values of x, the domain and range of the given function follow the typical domain and range of absolute value functions.
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Help me? pls...... :)
Answer: its c
Step-by-step explanation: if not then im sorry for the wrong answer
Answer:
7 units
Step-by-step explanation:
How do I find the quotient?
Answer:
Quotient means answer in the first place.
How do you find the quotient?
ans:Uou divide the dividend by the diviser to get the quotient.
PLS PLS HELP ASAP!!!
Answer:
2 1/4
Or as a fraction
9/4
find the volume of this cyilindar
Answer:
Formula =
\(\pi \: {r}^{2} h\)
But there is no picture !!
Answer:
Formulas for calculating the volume of the cylinder:
1) The volume of the cylinder is equal to the production of the base area to a height. 2) The volume of the cylinder is equal to the pi (3.1415) per square of the base radius to height.
do 3 over 4 and 9 over 12 form a proportion
Answer:
0 over 12
Step-by-step explanation:
3/4 is equal to 9/12
so your basically taking 9/12 from 9/12