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Solve using perfect square factoring patterns. y2 + 16y + 64 = 0 A:{–8} B:{8} C:{8, –8} D:{0, –1}
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May 9, 2018
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Solve using perfect square factoring patterns. y2 + 16y + 64 = 0
A:{–8}
B:{8}
C:{8, –8}
D:{0, –1}
Mathematics
middle-school
George Daramouskas
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George Daramouskas
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I think its negetive 8
Don McCurdy
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May 11, 2018
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Don McCurdy
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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
Alex Harrison
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May 13, 2018
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Alex Harrison
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Solve using perfect square factoring patterns. y2 + 16y + 64 = 0 {8} {0, –1} {–8} {8, –8}
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