Question

Expand the following: (x+5)(x-3)

Answer 1

heya mate..

values of x =-5,3

explanation.....

x2-3x +5x-15=0

x2+2x-15=0

Answer 2

Answer:

identity =

$x {}^{2} + (5 - 3)x + (5)( - 3)$

it means

$x {}^{2} + 2x - 15$

....hope it will be helpful