Q. 3 B5.0( 1 Vote )

Simplify the following expressions:

(a2 + 24a + 144) ÷ (a + 12)

Answer :

Factorize the numerator,


a2 + 24a + 144 = a2 + 12a + 12a + 144


= a(a + 12) + 12(a + 12)


= (a + 12)(a + 12)


Now,




= a + 12


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