• Placement Questions

Placement Papers with Solutions

(#M40141324) BOOK QUESTION Keep an EYE

What is the inverse of the equation f(x) = -2x + 5?

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(#M40141323) EXAM QUESTION Keep an EYE

Subtract
4x^2 - 5x from the sum of 9x^2 - 2 and 6x - 1.

This is my answer is it right?
-5x^2 - x + 1

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(#M40141322) EXAM QUESTION Keep an EYE

can you please help me solve this problem and show all work using the 5-step method: (((A sailboat travels 20 miles downstream in 3 hours. It returns in 4 hours. Find the speed of the sailboat in still water and the rate of the current.)))

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(#M40141321) EXAM QUESTION Keep an EYE

Prove this:

(n ) (n)=(n+1)
(k-1) +(k)=(k)

Each "term" is supposed to be in the same parentheses but aligned on top of each other. "n" and "k-1" are in the same parenthe

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(#M40141320) EXAM QUESTION Keep an EYE

Create a real-life situation that fits into the equation (x+4)(x-7) = 0 and express the situation as the same equation.

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(#M40141319) EXAM QUESTION Keep an EYE

I am having trouble with some word problems. The directions are as followed: formulate an inequality or inequalities for each scenario and find solutions, and graph each solution

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(#M40141318) BOOK QUESTION Keep an EYE

Thanks so very much! I need your help!
factor the quadratic expression completely, and find the roots of the expression.

20x^2 + 13x + 2

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(#M40141317) BOOK QUESTION Keep an EYE

Solve for x: x cubed - 4 cubed = 2x cubed - 7 cubed

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(#M40141316) BOOK QUESTION Keep an EYE

If $10,000 and $4000 are invested such that $1250 is earned in one year, and if the rate of interest on the larger investment is 2% more than that of the smaller investment, find the rates of interest.

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(#M40141315) EXAM QUESTION Keep an EYE

Heidi said that 6 billion can represent the area of a square. about how many units long is the square? how do you know?

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