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22 November, 01:56

Solve by completing the square:

x^2 + 4x - 5 = 0

+1
Answers (2)
  1. 22 November, 03:21
    0
    (1, - 5)

    Step-by-step explanation:

    x² + 4x - 5 = 0

    (x - 1) (x + 5)

    x - 1 = 0

    x = 1

    x + 5 = 0

    x = - 5
  2. 22 November, 05:12
    0
    x = 1, - 5

    Step-by-step explanation:

    Use the formula (b/2) ^2 in order to create a new term. Then, you solve for x by using this term to complete the square.
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