Math Practice Test Set 5 - My Career Tools

Uncategorized

1. Factor. \(y^{2} - 36\)

A.(y − 6)(y − 6)

B.(y + 6)(y − 6)

C.(y + 6)(y + 6)

D.−(y + 6)(y + 6)

Question 1 of 10

2. \(\frac{x^{2}y-x^{5}y^{7}+x^{8}y^{4}}{x^{2}y}\)

Simplify.

A.\(1 - x^{3}y^{6} + x^{6}y^{3}, x,y ≠ 0\)

B.\(x^{4}y^{2} - x^{7}y^{8} + x^{10}y^{5}, x,y ≠ 0\)

C.\(x^{6}y^{3} - x^{3}y^{6} - 1, x,y ≠ 0 \)

D.\(xy - x^{3}y^{6} + x^{6}y^{3}, x,y ≠ 0 \)

Question 2 of 10

3. Which equation is a direct variation?

A.y = − 0.7x

B.y= \(\frac{21}{x}\)

C.y-x=4

D.y=3x+2

Question 3 of 10

Math-Evaluate expression

4. Evaluate the expression at the given values of x and y.

|x| − |y| at x = −5 and y = 4

A.1

B.-1

C.0

D.2

Question 4 of 10

5. Evaluate the expression at the given value of x.

−6x − 6 at x = 3

A.-24

B.24

C.22

D.-22

Question 5 of 10

Math-Combining Like Terms

6. Combine like terms by first rearranging the terms, then using the distributive property to factor out the common variable part, and then simplifying.

3y + 1 + 6y + 3

A.9y + 4

B.9y + 7

C.-9y + 4

D.9y - 4

Question 6 of 10

Math-Solution of equations

7. Determine k so that the point (k, 7) is a solution of y = −4x + 1.

A.\(k = \frac{-3}{2} \)

B.\(k = \frac{3}{2} \)

C.\(k = \frac{-3}{-2} \)

D.\(k = \frac{3}{-2} \)

Question 7 of 10

8. Use the elimination method to solve each of the following systems.

−12x + 9y = 0
−6x − 4y = −34

A.(3, 4)

B.(3, -4)

C.-(3, 4)

D.12

Question 8 of 10

Math-Word problems

9. The quotient of two integers is 5. One of the integers is −2. Find the other integer.

A.-10

B.10

C.20

D.-20

Question 9 of 10

Math-Distributive Property

10. Use the distributive property to expand the given expression.

\(9(−2b^{2} + 2b + 9)\)

A.\(−18b^{2} + 18b + 81 \)

B.\(18b^{2} + 18b + 81 \)

C.\(-18b^{2} - 18b + 81 \)

D.\(-18b^{2} + 18b + 21 \)

Question 10 of 10