Math, asked by ipshitasingla2555, 11 months ago

(a+7b)² expand using suitable identities​

Answers

Answered by Anonymous
1

Answer:

Hey we have formula

I will say u expand it

(a+b) *2=a*2+b*2+2ab

Answered by atharvsgujare000
1

Answer:

a^2+14ab+49b^2

Step-by-step explanation:

We Have,(a+b)^2=a^2+2ab+b^2

(a+7b)^2=a^2+2(a•7b)+(7b)^2

=a^2+14ab+49b^2

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