Question

factorize x²-81
please tell fast​

Answer 1

Answer:

x=9

where

x`2=81

81-81=0

Answer 2

Answer:

${x}^{2} - {81}^{2} \\ = {(x)}^{2} - {(9)}^{2} \\ = (x + 9)(x - 9)$

Step-by-step explanation:

NOTE :

(9*9 = 81)

property used : (a) ^2 - (b) ^2 = (a+b) (a-b)

note value of variable a and b are x and 9 respectively

HOPE IT HELPS YOU AND PLS PUT A THANKS IF MY ANSWER IS CORRECT