Question

find the value of (7+2√5)^2​

Answer 1

Answer:

Here is the answer

Hope it helps

Answer 2

Answer:

Step-by-step explanation: (7+2√5)^2

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

7^2+2.7.2√5+2√5^2=49+28√5+20

=69+28√5