Use the quadratic formula to solve the given equation. (Solutions are real numbers.)4x2 - 4x - 8 = 0

A.
B.
C.
D.


Answer: C

Mathematics

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Multiply. ? -6

A.
B.
C. 18
D. 9

Mathematics

Add or subtract as indicated. Write your answer in the form a + bi.(3 - 7i) + (2 + 3i)

A. 5 + 4i B. 1 + 10i C. -5 + 4i D. 5 - 4i

Mathematics

Subtract. 2/11 – 1/3

A) 5/33 B) 1/33 C) 1/8 D) - 5/33 E) - 1/8

Mathematics

Solve the problem.Find f(3) when f(x) = 2x2 - 2x + 7.

A. 31 B. 10 C. 19 D. 5

Mathematics