Math, asked by ahmadameena630, 5 months ago

Factorise each of the following expressions completely. (a) a²+14a+49

Answers

Answered by neenasudan430

2

Step-by-step explanation:

Given expression is a

2

+14a+49

It can factorised as

a

2

+14a+49=a

2

+7a+7a+49

=a(a+7)+7(a+7)

=(a+7)

2

Thus factors are (a+7),(a+7).

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