Question

(x+3)(x-3)=16

(x+3)(x-3)=16

Answer 1

Solution : ☺☺

(x+3)(x-3) = 16

x²-3² = 16

x²-9 = 16

x² = 25

=> x = √25 = 5 or -5

☺☺

Answer 2

Hey...!!!

( x + 3)( x - 3) = 16
X(x - 3) + 3( x - 3) = 16
X square - 3x + 3x - 9 = 16
X square - 9 = 16
X square = 16 + 9
X square = 25
X = 25 under root
X = 5

Hope it helps...!!!