Question

factorise 7x^2-19x-16​

Answer 1

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$7 {x}^{2} - 19x - 16$

$7 {x}^{2} - 21x + 2x - 6$

$7x(x - 3) + 2(x - 3)$

$(x - 3)(7x + 2)$

hope it helps you dear!!!