1.

Factorize: a2x2 + (ax2 + 1)x + a

Answer»

a2x2 + (ax2 + 1)x + a 

= a2x2 + a + (ax2 + 1)x

= a(ax2 + 1) + x(ax2 + 1) 

= (ax2 + 1) (a + x)



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