Question

(x+3) (x+5)

hint :- (a+b) (a+b) = a²+b²​

Answer 1

X^2+5x+3x+15

x^2+8x+15

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Answer 2

$(x + 3)(x + 5) \\ {x}^{2} + 5x + 3x + 15 \\ {x }^{2} + 8x + 15$