Answer:
4L/7L
Step-by-step explanation:
32:56 is the same as 32/56
They can be divided by a maximum of 8
32/8=4
56/4=7
4/7
Solve by Factoring:
2x^2 - x - 3 = 0
Answer:
x = 3/2 or x = -1
Step-by-step explanation:
2x² - x - 3 = 0
2*(-3) = -6
Factors of -6:
(-1, 6), (1, -6), (-2, 3), (2, -3)
We need to find a pair that adds up to the co-eff of x which is (-1)
Factors :(2,-3)
2 - 3 = -1
so, 2x² - x - 3 = 0 can be written as:
2x² + 2x - 3x - 3 = 0
⇒ 2x(x + 1) -3(x + 1) = 0
⇒ (2x - 3)(x + 1) = 0
⇒ 2x - 3 = 0 or
x + 1 = 0
⇒ 2x = 3 or x = -1
⇒ x = 3/2 or x = -1
Select the correct answer.
What is this expression in simplest form?
1/2x^2-4x - 2/x
A. 4x-7/2x(x-2)
B. -4x+9/2x(x-2)
C. -1/2x(x-2)
D. -3x-8/2x(x-2)
Answer:a A. 4x-7/2x(x-2)
got it right on the test
Step-by-step explanation:
i have chosen 1 playing cards .what is the probability of being red or red ace?
Answer:50% red 4/42 ace
Step-by-step explanation:
Is 0.75 rational or irrational number
What is the answer to 54<45+3
Answer:
54<48
Step-by-step explanation:
If you add 45+3, you get 45.
Hope this helped.
Please help me please
Answer:
10
Step-by-step explanation:
A dog breeder is planning to buy more dog food. He makes a table showing how
many pounds of food he will have after shopping. The table is based on how much he
spends and how much food he already has. Which equation generates the table?
Money Spent (x) $0 $20 $40 $60
Pounds of Food (v) 4 12 20 28
x=y-4
y=8x-4
x=8y +4
y=x+4
The equation that generates the table is
y = (2/5)x + 4.
What is an equation of a line?
The equation of a line is given by:
y = mx + c
where m is the slope of the line and c is the y-intercept.
Example:
The slope of the line y = 2x + 3 is 2.
The slope of a line that passes through (1, 2) and (2, 3) is 1.
We have,
Money Spent (x) $0 $20 $40 $60
Pounds of Food (v) 4 12 20 28
We can have the following points from the table.
(0, 4), (20, 12), (40, 20), and (60, 28).
Now,
Choose two points:
(0, 4) and (20, 12)
m = (12 - 4) / (20 - 0)
m = 8 / 20
m = 2/5
Now,
(0, 4) = (x, y)
y = mx + c
4 = (2/5) x 0 + c
4 = c
c = 4
Now,
The equation is given as,
y = mx + c
y = (2/5)x + 4
The equation that generates the table is
y = (2/5)x + 4.
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what is 8/3y=5/6x-2 in standard form?
Answer:
6x + 3y = 3
I hope that this helps
Answer:
5x-16y=12
Step-by-step explanation:
Ax+By=C
FIND the LCD (6)
MULITPLY BOTH SIDES BY 6
6(8/3Y)=6(5/6X-2)
(2 + 3x)
62
Angle Relationship: Adjacent OR Vertical
Answer:
adjacent
Step-by-step explanation:
Giving brainlyist and 5 stars
Sophie has 6 pounds of ham to make 18 sandwiches. She puts the same amount of ham on each sandwich. Which statement about Sophie’s sandwiches is true?
a:Sophie has one half pound of ham left over.
b: Each sandwich has one third pound of ham.
c: Each sandwich has 1 pound of ham.
d:Each sandwich has 3 pounds of ham.
Answer:
B: Each sandwich has one third pound of ham.
Answer:
i don't know but...
Step-by-step explanation:
GIVE ME A SANDWICH
For a confidence level of 80%, find the critical value. Round to 3 decimal places.
Answer:
Step-by-step explanation:
80.000
-13 can be classified as
Answer:
The answer is Rational Number
Step-by-step explanation:
This graph shows the four quadrants of the coordinate plane with a line passing through (0,2) and (6,6) and extending in both directions. Write an equation for the line in y=mx+b. Simplify any fractions.
Therefore, the equation of the line passing through (0, 2) and (6, 6) in y=mx+b form is y = (2/3)x + 2.
How are equations for a line determined?We must ascertain the slope (m) and the y-intercept in order to compute the equation of a line with the formula y=mx+b. (b).
The following formula determines the slope of a line via the points (x1, y1) and (x2, y2):
m = (y2 - y1)/(x2 - x1)
Using (0, 2) and (6, 6), we can calculate:
m = (6 - 2)/(6 - 0) = 4/6 = 2/3
As a result, the line has a 2/3 slope.
We may use the point-slope form of the equation to determine the y-intercept:
y - y1 = m(x - x1)
Using the slope we just discovered and the location (0, 2), we have:
y - 2 = (2/3)x
When we simplify this equation, we obtain:
y = (2/3)x + 2
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67,124 x three fourths = ________. Will the product of this equation be less than or greater than 67,124? Explain your reasoning.
PLEASE GUYS HELP 60 POINTS PLS HELP
Complete the following:
1. Write an exponential expression: choose an odd number between 0 and 10 to be the base and an even number between 0 and 10 to be the exponent.
2. Label the base and the exponent.
3. Then write the exponential expression in expanded form and standard form
Answer:
\(e\frac{4}{3}\) will be the exponential expression.
Step-by-step explanation:
We have to choose a number between 0 ad 10 and has to be odd to be base say 3
And even number between 0 ad 10 to be exponent say 4.
So the exponential expression will be : \(e\frac{4}{3}\)
According to the information given above expression is the required expression.
Answer:
43
Step-by-step explanation:
Mrs. Mack teaches three art classes, and there are 30 students in each dass. She has a supply
of 150 sheets of paper. For an upcoming project each student will use one sheet of paper. What fraction of the paper will be used by all three classes?
Answer: 3/5
Step-by-step explanation:
1. Multiply 30 by 3 (90)
2. 90 becomes the numerator and 150 becomes the denominator
3. Divide the numerator (90) and the denominator (150) by the greatest common factor (30), to simplify the fraction
4. You should come to the answer 3/5
Hope this helps.
Nancy wants to put up a fence around
a rectangular garden. The garden
measures 12 feet by 18 feet. How
much fencing material is needed?
ASAP rn
Answer:
216
Explanation:
Y varies inversely as x and y =38 when x =26 find y when x =24
In summary in axis when x = 24, y = 41.1667.
Why is it?
If y varies inversely as x, then y = k/x for some constant k. To find k, we can use the initial values given:
y = k/x
38 = k/26
k = 38×26
k = 988
Now we can use k to find y when x = 24:
y = k/x
y = 988/24
y = 41.1667 (rounded to four decimal places)
Therefore, when x = 24, y = 41.1667.
In mathematics, an axis is a straight line that defines a reference direction for a coordinate system. It is used to locate or plot points, and describe geometric shapes in a plane or in space. In a two-dimensional coordinate system, there are two axes: the x-axis, which is horizontal, and the y-axis, which is vertical.
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Find domain Range Y-intercept X- intercept Vertical asymptote Horizontal asymptote Pic attached below note write domain and range in interval notation
Find domain
Range
Y-intercept
Xi intercept
Vertical asymptote
Horizontal asymptote
Pic attached below
The domain and range of the function f(x) = 3/x + 2 are (-∞, 0) ∪ (0, ∞) and (-∞, 2) ∪ (2, ∞). The vertical and horizontal asymptotes are x = 0 and y = 2 respectively
What is the domain and range of a functionIn mathematics, the domain of a function is the set of all possible input values (also known as the independent variable) for which the function is defined. The range of a function is the set of all possible output values (also known as the dependent variable) that the function can produce.
To determine the domain and range of a function, it's important to consider the nature of the function, its graph or formula, and any restrictions that may apply.
The function f(x) = 3/x + 2
The domain of the function is (-∞, 0) ∪ (0, ∞)
The range of the function is (-∞, 2) ∪ (2, ∞)
The x - intercept is (-3/2, 0)
The y - intercept does not exist
The vertical asymptotes is x = 0
The horizontal asymptotes is y = 2
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Two angles of a quadrilateral measures 20° and 50° the other two angles are in a ratio of 4:15 what are the measures of those two angles
Answer:
Solve for Y, then use either equation to find X
Step-by-step explanation:
360-275-20=65ratio 3:103x+10x=6513x=65x=55*3=15° and 5*10=50°15° and 50° are the other two angles
Question: If two lines intersect, then the opposite angles formed at this intersect are congruent.
A.true
B.False
Answer:
B
Step-by-step explanation:
False
How many ways can 12 swimmers finish in first, second, and third place
Help me pls :(((((((((((((((((((
/
what is the area of 30' long by 3/4' wide?
Answer:
A = 22.5 ft^2
Step-by-step explanation:
This shape is a rectangle of length 30' and width 3/4'.
The area of a rectangle of length L and width W is A = L * W.
Here, with L = 30' and W = (3/4)', A = (30')(3/4') = 45/2 ft^2, or A = 22.5 ft^2
Fill in the boxes to add the expressions. 5 n - 14 + 1 n + 17 = ( + + -)+(-14+ 7 II __n+
combine like terms
\((\frac{5}{7}n+\frac{1}{7}n)+(-14+17)\)\(\begin{gathered} \frac{5}{7}n+\frac{1}{7}n=\frac{5n+1n}{7}=\frac{6}{7}n \\ -14+17=3 \\ \\ \frac{6}{7}n+3 \end{gathered}\)pls i need help with this math question what is 17 - 12
Vehicles generally decrease in value around 14% per year. If you buy a vehicle priced at $39,500 , this can be modeled by the equation A=39500(0.86)t . Estimate the value of the vehicle after 4 years. Round to the nearest cent and do not round until the final calculation.
Rounding to the nearest cent, the estimated value of the vehicle after 4 years is approximately $23,726.20..
To estimate the value of the vehicle after 4 years, we can use the given equation A = 39500(0.86)^t, where A represents the value of the vehicle and t represents the number of years.
Substituting t = 4 into the equation:
A = 39500(0.86)^4
A ≈ 39500(0.5996)
A ≈ 23726.20
Rounding to the nearest cent, the estimated value of the vehicle after 4 years is approximately $23,726.20.
This estimation is based on the assumption that the vehicle's value decreases by 14% each year. The equation A = 39500(0.86)^t models the exponential decay of the vehicle's value over time. By raising the decay factor of 0.86 to the power of 4, we account for the 4-year period. The final result suggests that the value of the vehicle would be around $23,726.20 after 4 years of ownership.
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what is the value of pi based on the equation for the best-fit line? (1pts) calculated value of pi: (1pts) question 5 determine the percent error using equation ex.1 and an actual value of 3.142 for pi. % e r r o r
Pi (π) is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
What is Equation?Two or more expressions with an Equal sign is called as Equation.
The equation for the best-fit line does not provide any direct information about the value of pi. The best-fit line is used to model the relationship between two variables, and it can be used to make predictions or estimates based on that relationship.
Pi (π) is a mathematical constant that represents the ratio of the circumference of a circle to its diameter. Its value is approximately 3.14159. Pi is a fundamental constant in mathematics and appears in many different mathematical equations and formulas.
Hence, Pi (π) is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.
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The average value of a function f over the interval [−2,3] is −6 , and the average value of f over the interval [3,5] is 20. What is the average value of f over the interval [−2,5] ?
Answer:
The average value of \(f\) over the interval \([-2,5]\) is \(\frac{10}{7}\).
Step-by-step explanation:
Let suppose that function \(f\) is continuous and integrable in the given intervals, by integral definition of average we have that:
\(\frac{1}{3-(-2)} \int\limits^{3}_{-2} {f(x)} \, dx = -6\) (1)
\(\frac{1}{5-3} \int\limits^{5}_{3} {f(x)} \, dx = 20\) (2)
By Fundamental Theorems of Calculus we expand both expressions:
\(\frac{F(3)-F(-2)}{3-(-2)} = -6\)
\(F(3) - F(-2) = -30\) (1b)
\(\frac{F(5)-F(3)}{5-3} = 20\)
\(F(5) - F(3) = 40\) (2b)
We obtain the average value of \(f\) over the interval \([-2, 5]\) by algebraic handling:
\(F(5) - F(3) +[F(3)-F(-2)] = 40 + (-30)\)
\(F(5) - F(-2) = 10\)
\(\frac{F(5)-F(-2)}{5-(-2)} = \frac{10}{5-(-2)}\)
\(\bar f = \frac{10}{7}\)
The average value of \(f\) over the interval \([-2,5]\) is \(\frac{10}{7}\).
help me fast rapidly is of khan academy:
Answer:
0 hundreds
0 tens
7 ones
.
4 tenths
0 hundredths
8 thousandths
Standard form=7.408
Step-by-step explanation:
Lets first solve (7x1)+(4x1/10)+(8x1/1000)
7+0.4+0.008
Simplify:
7.408
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