Question

(a+5)2 using formula
$(x + 5) {}^{2}$
​

Answer 1

Answer:

(a+5)2=(x+5)2

a2+25=x2+25

•So, a2-x2=25-25

[let a be x]

x2-x2

=0

0=25-25

0=0

So,x=0

HOPE ITS HELPFUL..

NOT COPIED..