Question

$49a ^{2} + 70ab + 25 ^{2}$
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Answer 1

Answer:

( 7a + 5 )^2

Step-by-step explanation:

Using the identity if (a + b)^2

Answer 2

Step-by-step explanation:

(7a+5)^2 + 30a+90+25^{2} {\5ex}