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12 February, 14:56

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

A:{-8}

B:{8}

C:{8, - 8}

D:{0, - 1}

+1
Answers (2)
  1. 12 February, 14:58
    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
  2. 12 February, 15:26
    0
    I think its negetive 8
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