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28 December, 12:08

Solve using perfect square factoring patterns. y2 + 16y + 64 = 0

A:{-8}

B:{8}

C:{8, - 8}

D:{0, - 1}

+1
Answers (2)
  1. 28 December, 15:30
    0
    I think its negetive 8
  2. 28 December, 16:07
    0
    Y² + 16y + 64 = 0

    We know a² + 2ab + b² = (a + b) ²

    So,

    (y) ² + 2 x 8 x y + (8) ² = 0

    (y + 8) ² = 0

    y = - 8

    Correct option A
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