Question

(x+5)^2 = x^2 + 135 . solve equation​

Answer 1

Answer:

(x+5)^2=x^2+135

formula a^2+b^2

= {x^2+2×x×5+(5)^2} =x^2+135

=x^2+10x+25=x^2+135

=10x=135-25

=10x=110

110

=x= ------

10

=x=11

ans x=11