please answer this question quick as possible
Attachments:

DivyamPandey10:
please answer thisvas quick as possible i am heartly requesting
Answers
Answered by
0
(a)
(a)^2+2×a×7+(7)^2
a=a , b=7
(a+7)^2
b)
(a^2)^2-(1)^2
a=a^2, b=1
(a^2-1)(a^2+1)
(a)^2+2×a×7+(7)^2
a=a , b=7
(a+7)^2
b)
(a^2)^2-(1)^2
a=a^2, b=1
(a^2-1)(a^2+1)
Similar questions