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24 August, 04:22

Solve the quadratic equation by completing the square.

4x2 + 8x - 7 = 0

A) x =



11

2

B) x =



11

4

C) x = -



11

2

D) x = -



11

4

+5
Answers (1)
  1. 24 August, 04:52
    0
    x = (-2+sqrt (11)) / 2, (-2-sqrt (11)) / 2.

    Step-by-step explanation:

    Apply the quadratic formula with a=4, b=8 and c=-7.
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