Question

solve this question

Answer 1

x^2+5x+3x+15=x^2+8x+15

Answer 2

$hey \: mate \: here \: is \: ur \: ans \\ (x + a)(x + b) = {x}^{2} + (a + b)x + ab \\ so \: {x}^{2} +(3 + 5)x + 3 \times 5 \\ {x}^{2} + 8x + 15$
hope it helps you
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