10/31/24

Simplifying Complex Expressions|Please Help!
Use the quadratic formula to help identify the x-intercepts of the function f(x) = -x2 + 2x - 2. Write each solution in the form of x = a + bi. Use the quadratic formula to help identify the... more
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09/26/24

Suppose that the functions q and r are defined as follows.

q(x)=-3x+4r(x)=-4x+3Find the following. (r×q)(2)=?(q×r)(2)=?
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09/18/24

Describe and correct the error a student made when graphing the linear equation y equals negative three fourths x minus 6 .
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04/29/24

Angles of a triangle
Solve this exercise using the fact that the sum of the measures of the three angles of a triangle is 180degrees°.In a​ triangle, the measures of the three angles are​ x, x minus 21x−21​, and x plus... more
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04/09/24

How do you figure out mean in math?
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01/06/24

MAth Homework Assistance
Which number is 10 times the value of the 6 in 36.263
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10/14/23

Math nation test yourself

triangle A'B'C' with coordinates of A'(-6,2),B'(-4,2)C'(-6,-2) is the image of triangle after a translation of ABC after a translation of (x-3,y+2). What could be possible coordinates for the... more
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09/17/23

what is the temperature on the surface of the planet
Scientists are studying the temperature on a distant planet. Let y represent the temperature (in degrees Celcius). Let x represent the height, the above the surface (in kilometers). Suppose that... more
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08/01/23

Total number of items
The number of items in a shopper can have an Express checkout lane is at most 14 right this is an inequality
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07/17/23

Please Help Solve

f(x)=5x+2 g(x)=x-6evaluate (f/g)(2)f(x)=2x-3 g(x)=x^2-x-6evaluate (f*g)(2)a13.q10
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06/19/23

cylinder 1324
The diameter of a cylindrical water tank is 8ft, and its height is 10ft. What is the volume of the tank?
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06/08/23

1. In the triangle RST, E is the midpoint of line RS and F is the midpoint of line ST. If EF= 8y – 3 and RT = 3y + 20, find y and the length of line EF and line RT.
2. In a trapezoid BYTE, line BE̅ ∥ line YT and median LM is drawn.If YT = x + 9, LM = x + 15, and BE = 2x – 5, find the length of lines YT, LM, and BE.
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06/06/23

Which of the following values of x would render the inequality 25-x<10
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05/17/23

Exponential decay

Doctors can use radioactive chemicals to treat some forms of cancer. The half life of a certain chemical is 8 days A patient receives a treatment of 12 millicuries of the chemical (A millicurie is... more
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05/15/23

CORRECT ME PLS!!
In ΔEFG and ΔYXZ, m∠F ≅ m∠X and m∠E ≅ m∠Y. If m∠E = 62° and m∠X = 80°, what is the measure of ∠F? 38° 62° 80°142° Would it be option 4 or no please give me the right answer. I can easily... more
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05/15/23

CORRECT ME PLS!
If a translation maps ∠I onto ∠K, which of the following statements is true?  =  ΔGHI ~ ΔGJK   =   ∠G ≅ ∠K WOULD IT BE option 1if not correcr me and give answer
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05/11/23

Special Parallelograms sections 6.4 and 6.5
the question is If m>BEC = (3x - 15) solve for x. it makes no sense to me because there isnt a single number on the rhombus please help
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05/08/23

angles s and t are complementary if m<s is 64 what is m<M
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05/07/23

How do I tell whether the point is below or above the line?
640.Show that P = (3.2,6.3) is not on the line 4x−y = 7. Explain how you can tell whether P is above or below the line.
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04/30/23

A bundle of 500 sheets of copy paper has a width of 8.5 in., a length of 11 in., and a height of 2. An office worker stacks bundles of paper face-to-face, increasing the height of the stack...
A bundle of 500 sheets of copy paper has a width of 8.5 in., a length of 11 in., and a height of 2. An office worker stacks bundles of paper face-to-face, increasing the height of the stack.As the... more
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04/30/23

Would my answer be correct?
Triangle ABC maps to A′B′C′ as shown.Is triangle ABC congruent to triangle A′B′C′? Why, or why not? 1.Yes, because a reflection is a rigid transformation 2.No, because a reflection is not a rigid... more
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04/29/23

Algebra Question. (Two-way) Concept.
If -24 = 3(1+r) what is the value of 7(1+r) I am practicing for the SAT on Khan Academy, and this was one of the questions that showed up. The answer I got was -56, which was the correct answer,... more
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04/28/23

You currently have $2,200 (Present Value) in an account that has an interest rate of 5.5% per year compounded continuously. You want to withdraw all your money when it reaches $5,280 (Future Value).

In how many years will you be able to withdraw all your money?The number of years is?Round your answer to 1 decimal place.
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04/24/23

An element with mass 310 grams decays by 8.9% per minute. How much of the element is remaining after 19 minutes, to the nearest 10th of a gram?
An element with mass 310 grams decays by 8.9% per minute. How much of the element is remaining after 19 minutes, to the nearest 10th of a gram?
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04/18/23

Solving Quadratic Equations With Square Roots
Find the radius of a globe with a surface area of 804 square inches. Round your answer to the nearest inch. I have to use the equation S=4πr2. How would I complete this problem?
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