Question

(x²+7)²
solve using identities​

Answer 1

Step-by-step explanation:

(a+b) 2=a2+2ab+b2 a=x2, b=7

substitute

(x2+7) 2= (x2) 2+2(x2) (7) +(7) 2

=x4+28x+49

easy question solved

god bless you child

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