Math Test Set 12 - My Career Tools

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1. Factor. \(x^{2} − 2x − 24\)

A.(x + 6)(x − 4)

B.(x − 6)(x − 4)

C.(x − 6)(x + 4)

D.(x + 6)(x + 4)

Question 1 of 10

2. Factor thew expression \(x^{2} - 144\)

A.(x + 12)(x + 12)

B.\((x + 12)^{2}\)

C.(x - 12) (x + 12)

D.\((x - 12)^{2}\)

Question 2 of 10

3. For the function graphed below, where is its output greater than 1? Assume 1 unit intervals for both axes.

A.x > 0

B.−∞ < x < ∞

C.y > 0

D.y > 2

Question 3 of 10

4. Is the following a function? Explain why or why not.

A.Yes, this does represent a function, because all the points are distinct (none of them are coincident.

B.No, this does not represent a function, since a function can not be made up of only points.

C.No, this does not represent a function, since it fails the vertical line test.

D.No, this does not represent a function, since a function is made up of many more points.

Question 4 of 10

Math- Equations

5. Solve the given equation for x

12x − 15 = −3

A.1

B.2

C.-1

D.-2

Question 5 of 10

6. Solve the given equation for x.

9x + 5 = −85

A.-10

B.10

C.85

D.-11

Question 6 of 10

Math-Square Roots

7. List all square roots of the given number. If the number has no square roots, choose “none”.

529

A.23, -23

B.22, -22

C.24, -24

D.18, 19

Question 7 of 10

Math-Word problems

8. Mark’s scores on his first three exams are 79, 84, and 71. What must Mark score on his next exam to average 74 for all four exams?

A.62

B.-62

C.63

D.-63

Question 8 of 10

Math-Exponents

9. Simplify the given exponential expression.

\(3^{4}\cdot 3^{0}\)

A.\(3^{4} \)

B.\(-3^{4} \)

C.\(3^{2} \)

D.\(-3^{2} \)

Question 9 of 10

Math-Inequalities

10. Solve the given inequality.

−10x − 4 ≤ 18

A.\(-\frac{11}{5}\)

B.\(-\frac{5}{11}\)

C.\(1\frac{5}{6}\)

D.\(-1\frac{5}{6}\)

Question 10 of 10