Solve the compound inequality. Other than ?, graph the solution set on a number line.2x - 9 < -13 and 9x + 4 ? -50

A. [-6, -2]

B. [-6, -2)

C. (-6, -2]

D. (-6, -2)

Answer: B

Mathematics

Find the directrices of the hyperbola. - = 1

A. y = -6 ±
B. y = -6 ±
C. y = ±
D. x = 7 ±

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Mathematics

Simplify the expression. Assume that all variables are non-negative.

A. x
B. x⁹
C.
D. x¹¹

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Mathematics

Factor completely.25s2 - 9t4

A. Prime B. (5s + 3t2)2 C. (5s + 3t2)(5s - 3t2) D. (5s - 3t2)2

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Mathematics

Find the GPA for the grade report. Round to the nearest hundredth when necessary.

A. 3.47 B. 9.75 C. 2.25 D. 3.55

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Mathematics