Question

(x + 3) (x + 5)
expand the following​

Answer 1

Hello !

( x + 3 ) ( x + 5 )

x ( x + 5) + 3 ( x + 5 )

x² + 5x + 3x + 15

x² + 8x + 15✅✅✅

Thanks❣️

Answer 2

$\huge\bf\blue {Hey\:Mate!!!}$

We can expand this using the following identity:

$(x + a)(x + b) = {x}^{2} + (a + b)x + ab$

Here ,

x = x

a = 3

b = 5

________________________

Solution :

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

@ItsMysteriousGirl✍