Math, asked by anikasaha26, 1 month ago

Factorise
(i) 9a2 + 42ab + 49b2

Answers

Answered by satyasujigsrgmailcom

2

Answer:

answer is (3a+7b)^2

Step-by-step explanation:

9a2 + 42ab + 49b2

(a^2+2ab+b^2)

(3a)^2+2×3a×7b+(7b)^2

(3a+7b)^2

I hope it helps you ☺️

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