Find the square of the radical expression.

A. 4x + 81
B. 2x + 9
C. 4x + 9
D. 4x2 + 81


Answer: D

Mathematics

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Find the value of the expression.  - 

A. 30 B. -30 C. -10 D. 10

Mathematics

Find all complex zeros of the polynomial function. Give exact values. List multiple zeros as necessary.f(x) = x3 - 3x2 - 5x + 39

A. -3, 3 + 2i, 3 - 2i
B. -3, 1 + 2i, 1 - 2i
C. -3, 3 + 4i, 3 - 4i
D. -3, 1 + 2i, 1 - 2i

Mathematics

Find the product AB.A = , B = 

A.

B.

C.

D.

Mathematics

Solve the quadratic inequality. Express your solution on a number line using interval notation.x2 + 7x + 10 ? 0

A. [-5, -2]

B. [-2, ?)

C. (-?, -5]

D. (-?, -5] ? [-2, ?)

Mathematics