Question

solve this a solve ( X+3) (X-3)

Answer 1

$x - 3 \times x + 3 \: a$

Answer 2

hii...

$as \: you \: know... \\ \\ ( {a}^{2} \: - {b}^{2}) \: = \: (a + b)(a - b) \\ \\ similarly... \\ \\ (x + 3)(x - 3) = ( {x}^{2} - {3}^{2} ) \\ = > ( {x}^{2} - 9) \\ \\ hope \: this \: helps$