Question

Evaluate (11.6)^2 by using (a^2+b^2+2ab)​

Answer 1

Answer is on the bottom

Answer 2

`134.56`

Explanation:

Break 11.6 into addenda.

`(11 + 0.6)`

Apply the binomial expansion method.

`(11 + 0.6)(11 + 0.6)`

`11 {}^(2) = 121`

`2(11)(0.6) = 13.2`

`0.6 {}^(2) = 0.36`

Add them all up and you get.

`134.56`