Question

factorise the following 169a^2-52ab+4b^2
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Answer 1

Step-by-step explanation:

169a²-52ab+4b²

=(13a)²-2×13a×2b+(2b)²

by identity

x²-2xy+y²=(x-y)²

here x=13a y=2b

(13a-2b)²

hope this is helpful