Answer:
continuous it is continuous
Find the final compound amount of 15,900 pesos at 5.5% interest compounded annually for 18 months
Answer:
17,229.62 pesos
Step-by-step explanation:
The compound interest formula for something that is compounding annually is
\(FV=PV(1+i)^n\)
This question is a litte tricky because it's in months and not years
We can convert this into years by dividing it by 12
18/12=1.5 therefore n=1.5
which means we have
\(15900(1+.055)^{1.5}\)
Compute this and get
17,229.62
What is the common difference for this arithmetic sequence?
-6, -1, 4, 9, 14,
Answer: +5
Step-by-step explanation:
-6 + 5 = -1
-1 + 5 = 4
4 + 5 = 9
9 + 5 = 14
answer pls 1+2.1y-0.9y+4
Answer: 1.2y+5
If 1+4 =5 and 2.1y-0.9y=1.2y then 1+2.1y-0.9y+4 = 1.2y+5
Mr. king used 16 gallons of gas in 6 days. Circle any of the following that describes the average amount of gas Mr. King used per day? (Sorry forgot options, also my math teacher gave me a hint about 3 answers)
Please please give answer
Answer:
40 square cm
Step-by-step explanation:
2(l + b) = 28
(l + 4) = 28/2
l + 4 = 14
l = 14 - 4
l = 10 cm
Area = lb = 10*4 = 40 square cm
2. The sum of two cubes can be factored by using the formula q3 + b3 = (a + b)(a? - ab + b).
(a) Verify the formula by multiplying the right side of the equation.
(b) Factor the expression 8x3 + 27.
(c) One of the factors of 23 - bºis a - b. Find a quadratic factor of a3 - bº Show your work.
(d) Factor the expression x3 - 1.
Factorization involves breaking down an expression.
The factorized expression of \(8x^3 + 27\) is \(8x^3 + 27 =(2x + 3)(4x^2 -8x3 +9)\)The other factor of \(2^3 - b^3\) is \(4+2b+b^2\)The factorized expression of x^3 - 1 is \(x^3 - 1^3=(x-1)(x^2+x+1)\)The sum of cubes is given as:
\((a^3 + b^3) = (a + b)(a^2 -ab + b^2)\)
(a) Verify the formula
Expand the expression on the right-hand side
\((a^3 + b^3) = a^3 -a^2b + ab^2 +a^2b - ab^2 + b^3\)
Collect like terms
\((a^3 + b^3) = a^3 -a^2b +a^2b+ ab^2 - ab^2 + b^3\)
\((a^3 + b^3) = a^3 + b^3\)
The formula has been verified
(b) Factorized 8x^3+ 27
We have:
\(8x^3 + 27\)
Express 27 as 3^3
\(8x^3 + 27 =8x^3 + 3^2\)
Express 8 as 2^3
\(8x^3 + 27 =2^3x^3 + 3^3\)
Rewrite as:
\(8x^3 + 27 =(2x)^3 + 3^3\)
Given that:
\((a^3 + b^3) = (a + b)(a^2 -ab + b^2)\)
The expression becomes
\(8x^3 + 27 =(2x + 3)((2x)^2 - (2x)3 +3^2)\)
\(8x^3 + 27 =(2x + 3)(4x^2 -8x3 +9)\)
(c)The other factor of 2^3 - b^3
By difference of cubes, we have:
\(x^3 - y^3=(x-y)(x^2+xy+y^2)\)
So, the equation becomes
\(2^3 - b^3=(2-b)(2^2+2b+b^2)\)
This gives
\(2^3 - b^3=(2-b)(4+2b+b^2)\)
Hence, the other factor of \(2^3 - b^3\) is \(4+2b+b^2\)
(c) Factor x^3 - 1
We have:
\(x^3 - y^3=(x-y)(x^2+xy+y^2)\)
Express 1 as 1^3 in x^3 - 1
\(x^3 - 1 =x^3 - 1^3\)
\(x^3 - y^3=(x-y)(x^2+xy+y^2)\) becomes
\(x^3 - 1^3=(x-1)(x^2+x+1^2)\)
\(x^3 - 1^3=(x-1)(x^2+x+1)\)
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PLEASE HURRY! Maude evaluated the expression (32)–3. 1. 32 • (−3) 2. 36 3. 729 Analyze Maude’s work. Is she correct? If not, what was her mistake?
A) Yes, she is correct.
B) No, she should have added the exponents instead of multiplying.
C) No, her exponent should be a negative value.
D) No, when evaluating 36, she should have found the product of 3 and 6.
Answer: the correct answer is No, her exponent should be a negative value
Step-by-step explanation:
Answer:
C) No, her exponent should be a negative value
Step-by-step explanation:
Got it right on the assignment EDGE 2022
simplify:
\(\frac{sin^{2}(\frac{\pi }{2}-x) }{csc^{2}x-1 }\)
The value οf the expressiοn is \(-cot^2x\).
What is trigοnοmetry?Trigοnοmetry deals in a right angled triangle by giving the ratiο οf variοus sides οf the right angled triangle.
What is equation?An equatiοn is a fοrmula in mathematics that expresses the equality οf twο expressiοns by cοnnecting them with the equals sign (=). The wοrd equatiοn and its cοgnates in οther languages may have subtly different meanings; fοr example, in French, an équatiοn is defined as cοntaining οne οr mοre variables, whereas in English, an equatiοn is any well-fοrmed fοrmula cοnsisting οf twο expressiοns linked by an equals sign.
\(\frac{sin^2(\frac{\pi }{2}-x) }{cos^2-1} \\= \frac{cos^2x}{cos^2-1} \\=\frac{cos^2x}{cos^2x-sin^2x-cos^2x} \\=\frac{cos^2x}{-sin^2x} =-cot^2x\)
Hence, the value of the expression is \(-cot^2x\).
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Find the missing side. 31° Z z = [?] Round to the nearest tenth. Remember: SOHCAHTOA 21
A²+B²= C²
31²+ 21²= z²
961+441 = z²
1402= z²
z= 37.443290454
Please help me with this
∫(2x^3-x^2-2x+4)/(1+x^2)dx
Simplify the integrand as
\(\dfrac{2x^3 - x^2 - 2x + 4}{1 + x^2} = \dfrac{(2x^3 + 2x) - (x^2 + 1) - 4x + 5}{x^2 + 1} \\\\ = \dfrac{2x(x^2 + 1) - (x^2 + 1) - 4x + 5}{x^2 + 1} \\\\ = 2x - 1 - \dfrac{4x - 5}{x^2 + 1}\)
(in other words, compute the quotient and remainder)
We can further split up and prepare the remainder term for integration by rewriting it as
\(\dfrac{4x - 5}{x^2 + 1} = 2\times\dfrac{2x}{x^2 + 1} - \dfrac5{x^2 + 1}\)
Now we integrate:
\(\displaystyle \frac{2x^3 - x^2 - 2x + 4}{1 + x^2} \, dx = \int \left(2x - 1 - 2\times\frac{2x}{x^2+1} + \frac5{x^2+1}\right) \, dx\)
\(\displaystyle = x^2 - x - 2 \int \frac{2x}{x^2+1} \, dx + 5 \int \frac{dx}{x^2+1}\)
In the first remaining integral, substitute y = x² + 1 and dy = 2x dx. In the last integral, recall that d/dx [arctan(x)] = 1/(x² + 1).
\(\displaystyle = x^2 - x - 2 \int \frac{dy}y + 5 \int \frac{dx}{x^2+1}\)
\(\displaystyle = x^2 - x - 2 \ln|y| + 5 \arctan(x) + C\)
\(\displaystyle = \boxed{x^2 - x - 2 \ln(x^2+1) + 5 \arctan(x) + C}\)
Consider a student loan of $17,500 at a fixed APR of 6% for 25 years,a. Calculate the monthly paymentb. Determine the total amount paid over the term of the loanc. Of the total amount paid, what percentage is paid toward the principal and what percentage is paid for interest.a. The monthly payment is $?
We know that
• The loan is $17,500.
,• The APR is 6%.
,• The period of time is 25 years.
Use the following formula.
\(A=P\frac{r(1+r)^n_{}}{(1+r)^n-1}\)Where P = 17,500, r = 0.005, n = 300.
\(\begin{gathered} A=17,500\cdot\frac{0.005(1+0.005)^{300}}{(1+0.005)^{300}-1} \\ A=112.75 \end{gathered}\)(a) Therefore, the monthly payment is $112.75.
The total amount paid would be obtained by multiplying the monthly payment by the total number of months.
\(112.75\times300=33,825\)(b) Therefore, the total amount paid will be $33,825.
Divide the total amount paid by the principal.
\(\frac{33,825}{17,500}=1.93\to193\)(c) The student will pay 193% of the principal, of which 93% represents interest.
8
8
4
NI
-27
which system of linear inequalities is graphed?
What are the factors of 42 to find it’s prime numbers and how do I put it in a factor tree
Answer:
See below
Step-by-step explanation:
Starting with 42, there would be two branches of 2 and 21 connected to 42. Since 2 is prime, there are no more branches. Since 21 is composite, then two more branches are drawn of 3 and 7 connected to 21. Since 3 and 7 are prime, there are no more branches.
Therefore, the prime factorization of 42 is 2*3*7, and its factors would be 1,2,3,6,7,14,21,42.
Eliana treated her sister to lunch while visiting her in Seaside. Their lunch cost $100, and the
sales tax in Seaside is 8%. If Eliana left a 20% tip on the $100, how much in total did she
pay?
Answer:
multiply the numbers
128
Step-by-step explanation:
Answer:
128 is the answer
Step-by-step explanation:
your welcome!
Factor 2x^4 + 2x^3 - x^2 - x
in a classroom there are 28 tablets which includes 5 that are defective. if seven tablets are chosen at random to be used by student groups. 12. how many total selections can be made? a. 140 b. 98280 c. 11793600 d. 4037880 e. 1184040 13. how many selections contain 2 defective tablets? a. 10 b. 21 c. 336490 d. 706629 e. 33649
Using the combination formula, it is found that:
The number of total selections that can be made is: e. 1184040.The number of selections that contain two defective tablets is: c. 336490.Combination formula\(C_{n,x}\) is the number of different combinations of x objects from a set of n elements, given by the following formula, involving factorials. It is used when the order in which the elements are chosen does not matter.
\(C_{n,x} = \frac{n!}{x!(n-x)!}\)
In the context of this problem, we have that seven tablets are chosen from a set of 28 tablets, hence the number of selections that can be made is given by:
\(C_{28,7} = \frac{28!}{7!21!} = 1,184,040\)
For two defective tablets, the selections are given as follows:
Two defective from a set of five.Five non-defective from a set of 23.Hence the number of selections is calculated as follows:
\(C_{23,5}C_{5,2} = \frac{23!}{5!18!} \times \frac{5!}{2!3!} = 336,490\)
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Suppose that sin(a) = 4/6 and cos(b) =1/5 define in the first quadrant, determine cos(a-b). (round to 4 decimal places)
The value of the cosine of the angle of (a - b) will be 0.80.
What is trigonometry?Trigonometric functions examine the interaction between the dimensions and angles of a triangular form.
It is a function that repeats itself in a particular time interval.
Suppose that sin(a) = 4/6 and cos(b) = 1/5.
Then the value of 'a' is given as,
sin(a) = 4/6
sin(a) = 2/3
a = 41.81°
Then the value of 'b' is given as,
cos(b) = 1/5
b = 78.46°
Then the value of the cosine of the angle of (a - b) will be given as,
⇒ cos(41.81° - 78.46°)
⇒ cos(-36.65°)
⇒ cos 36.65°
⇒ 0.80
The value of the cosine of the angle of (a - b) will be 0.80.
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f(x)=(x-1)(x-2)(x-3)(x-4)(x-3)(x-2)(x-2)/[(x-2)(x-4)(x-2)]
Answer:
Step-by-step explanation:
(x-2)(x-2)(x-4)
Candle store sell 20 candles for a total of 356 dollars. Small candles are $11 and large candles are $28 . How many large candles did they sell?
Answer:
8 large candles.
Step-by-step explanation:
So imagine they sold x small candles, then they sold 20-x large candles.
We can list out an equation:
11x+28×(20-x)=356
11x+560-28x=356
-17x=-204
x=12
Large candles:20-12=8
Have a nice day! :)
-Vana
Find the slope between the points (1,4) and (-4,-6).
Answer:
The answer should be -3/2 I believe
Step-by-step explanation:
Formula I used: (x1-y1)/(x2-y2) = x/y (fraction) then simplify if possible
ex: (1 - 4)/(-4 - -6) = -3/2, cannot simplify so that is your answer
When an experiment result seems to only partly support a hypothesis, a researcher should consider which of the following?a. Accounting for the research biasesb. Exploring alternation explanationc. Formulating scientific lawd. Manipulating data
Answer:
b. Exploring alternation explanation
Step-by-step explanation:
Experiments are carried out in controlled conditions to confirm a known truth, examine the validity of a hypothesis, or evaluate the efficacy of something that has never been tried before.
SO, when an experiment result seems only partly to support a hypothesis, the best thing to do is to consider exploring alternative explanations through modification of the hypothesis.
A scientific should not be formulated because it is when we have a valid theory that we can formulate a scientific law.
Also, we cannot manipulate the experiment's data because it is not part of the code and conduct of carrying out research.
Vivek graphs the equations and to solve the equation His graph is shown below.
What are the solutions of
–4 and 2
–4 and 1
0 and 4
1 and 4
The solutions of the equation of the graph is -4 and 2.
What is solution of equation?An placement of values to the uncertainties that establishes the equality in the equation is referred to as a solution. To put it another way, a solution is a value or set of values (one for each unknown) that, when used to replace the unknowns, cause the equation to equal itself. Particularly but not exclusively for polynomial equations, the solution of an equation is frequently referred to as the equation's root. An equation's solution set is the collection of all possible solutions.
We know that the solution of the equation is determined using the graph by obtaining the point of intersection of the equation.
In the given graph the point of intersection of the two equations are at x = -4 and x = 2.
Hence, the solutions of the equation of the graph is -4 and 2.
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The complete question is:
Wagner enterprise sells two products large tractors and small tractors. A large tractor sells for $62,000 per unit with variable costs of $28,520 per unit. Small tractors sell for $34,000 per unit variable costs of $16,320 per unit. Total fixed costs for the company are $1,560,000. Wagner enterprises typically sells two large tractors for every three small tractors
Assuming the sales mix remains constant, how many large and small tractors are sold (in units) at Wagners break even point?
Large Tractors Sold at Break Even Point= 26 units
Small Tractors Sold at Break Even Point= 39 units
What is Break-Even Point?Break-even point is where sales are equivalent to the sum of all costs incurred by the company. It is a significant concept in accounting as it gives the managers vital information on how many units must be sold to make business operations profitable.
From the question, it was stated that Wagner Enterprises sells for every three small tractors, two large tractors. Therefore, the sales mix will be:
Large Tractor = 2/5Small Tractor = 3/5The contribution margin per unit will be computed first, after which we multiply the sales mix by the computed margin per unit to get the Weighted Average Contribution Margin (WACM). This is shown below:
For Large Tractor:
Selling Price per Unit = $62,000
Variable Cost per Unit = $28,520
Contribution Margin per Unit = ($62,000 - $28,520) = #33,480
Multiply by sales-mix of 2/5 = 2/5 times $33,480 = 13,392 (WACM)
For Small Tractor:
Selling Price per Unit = $34,000
Variable Cost per Unit = $16,320
Contribution Margin per Unit = ($34,000 - $16,320) = #17,680
Multiply by sales-mix of 3/5 = 3/5 times $17,680 = 10,608 (WACM)
The Total Weighted Average Contribution Margin per unit is therefore:
$13,392 + $10608, equaling $24,000.
Now we can find the Break-even Point in Unit.
Formula for Break-even Point in Unit = Total Fixed Cost (TFC) divided by Weighted Average Contribution Margin in unit
Total Fixed Costs = $1,560,000
WACM in unit = $24,000
Break-Even Point = \(\frac{1,560,000}{24,000}\) = 65 units
From the calculations, the total units that must be sold to break-even are equivalent to 65 units. Given the above sales mix, the 65 units will be shared thus:
Large Tractor: 2/5 x 65units = 26 units Small Tractor: 3/5 x 65units = 39 unitsTherefore, 26 units of Large Tractors and 39 units of Small Tractors were sold at Wagner's Enterprise break-even point.
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out of the 444 Fridays Rebecca has been driven to school, only 12/37 of the time did she ever choose to sit in the back seat. How many times did she sit in the front seat?
Answer:
300
Step-by-step explanation:
We need to find 12/37 of 444.
12/37 * 444 = 12/37 * 444/1 = (12 * 444)/(37 * 1) = 5328/37 = 144
She sat in the back seat 144 times out of 444.
444 - 144 = 300
She sat in the front seat 300 times.
for which of the following is X=-5 a solution select all that apply 
Answer:
x + 10 = -5
|2x|=10
x<0
Which expression represents the simplest factorization of 56st – 21t?
The expression which represents the simplest factorization of 56st – 21t is 7t(8s - 3).
How to factorise an expression?Factorization is the process of creating a list of factors. It is also an expression listing items that when multiplied together will produce a desired quantity.
Greatest common factor is the largest positive integer or polynomial that is a divisor of several different numbers.
56st - 21t
Factors of
56st = 1, 2, 4, 7, 8, 14, 28,:56, t, s
21t = 1, 3, 7, 21
The common factors of 56st and 21t is 7 and t
56st - 21t
= 7t(8s - 3)
Check:
7t(8s - 3)
= 56st - 21t
In conclusion, the simplest factorization of the expression 56st - 21t is 7t(8s - 3).
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Pls Answer correctly and I’ll give you the brainliest
Answer: x=7
Step-by-step explanation:
plug y into equation...
x-(-4x+23)=12
solve...
x+-1(-4x+23)=12
x+-1(-4x)+-1(23)=12
x+4x-23=12
5x-23=12
5x=35
x=7
There are six households in a rural community. Each household earns $40,000 per year. Suppose that a new resident builds a mansion in the community and that the income in the new household is $4 million per year. After the new resident arrives, the median household income has _____, and the mean household income has _____. increased; increased not changed; increased not changed; not changed increased; not changed
Answer:
Median income has not changed
Mean income has increased
Step-by-step explanation:
Initial number of houses = 6
Earning per household = $40,000
The initial mean :
$(40,000 * 6) / 6 = $40000
Initial median :
40000, 40000, 40000, 40000, 40000, 40000
= 1/2(n+1)th term,
Median = 40000
A 7th household earns 4,000,000
Mean = ((40000*6) + 4,000,000) / 7 = $605,714
Median = 1/2(n+1)th term
40000, 40000, 40000, 40000, 40000, 40000, 4000000
Median = 4th term = 40000
Find the area of the hexagon
Area of Hexagon having six sides = \(\frac{3\sqrt{3}s^{2} }{2}\)
How to find the area of Hexagon ?Hexagons are polygons with six sides and six angles.
Six equilateral triangles make up a regular hexagon, which has six equal sides and six angles. Whether you're dealing with an irregular hexagon or a standard hexagon, there are numerous approaches to figure out the area of a hexagon.
The area of hexagon formula can be calculated in a number of different ways. The various techniques primarily depend on the hexagon's spitting motion.
It can be split into two triangles and one rectangle, or six equilateral triangles. We shall examine numerous approaches to calculating the hexagon's surface area in this post.
According to the given information
Area of Hexagon having six sides = \(\frac{3\sqrt{3}s^{2} }{2}\)
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