Question

(2a+7) (2a+7)
solve using appropriate identity ​

Answer 1

Answer:

4a^2 + 49 +28a

this is your answer

Answer 2

ANSWER:

(2a+7)(2a+7) = (2a+7)²

$using\ the\ formula\ (a+b)^2 = a^2 +b^2 +2ab,$

we get, (2a)²+7²+2(2a)(7)

= 4a² +49 + 28a

pls mark as brainliest