Question

factorise ab(a²+1)+x(a²+b²)
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Answer 1

Answer:

( ax+b) (bx + a)

Step-by-step explanation:

=ab( x2 +1) + x(a2 + b2)

=abx2 + b2 + a2x + ab

Take common as bx in abx2 + b2

Take common as a in a2x + ab

= bx ( ax + b) + a( ax + b)

= (ax+b) (bx + a)

Hope it helps you........