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OpenStudy (anonymous):
Factor the perfect square trinomial completely: 16y^2+56y+49
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OpenStudy (anonymous):
(4y)² + 2(4y)(7) + (7)² using the identity a² + 2ab + b² = (a + b)² (4y)² + 2(4y)(7) + (7)² = (4y + 7)² so 16y^2+56y+49 = (4y + 7)(4y + 7)
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