Question

factorize a²b²+b²+a²+1​

Answer 1

Answer:

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Step-by-step explanation:

a²b²+b²+a²+1

b²(a²+1)+1(a²+1)

(b²+1 ) (a²+1)

Answer 2

Answer:

$a^{2} b^{2} + b^2 +a^2+1\\= b^2(a^2+1)+1(a^2+1)\\= (a^2+1)(b^2+1)$