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10x^2-9x-7
10x^2-14x+5x-7
= 2x(5x-7)+1(5x-7)
=(2x+1)(5x-7)
10x^2-14x+5x-7
= 2x(5x-7)+1(5x-7)
=(2x+1)(5x-7)
shreya582169:
ok
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