ab(x²+1)+x(a²+b²) factorise
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Answer:
[xb + a] + [ax + b]
Step-by-step explanation:
ab[x² + 1²] + x [a² + b²]
= abx² + ab + a²x + b²x
= x²ab + a²x + b²x + ab
= ax [xb + a] + b [xb + a]
= [xb + a] + [ax + b]
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