Factorise 16x^2+74x+85 with algebraic identities.
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Step-by-step explanation:
16x^2 + 74x + 85
=16x^2 + 40x + 34x + 85
= 8x(2x + 5 ) +17(2x + 5)
=(2x + 5) (8x + 17)
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