Question

Let $a$ and $b$ satisfy $ab=7$ and $a+b=5$. What is the value of $a^2 + b^2$?

Brainly to correct answer!

Answer 1

Answer:

11

Step-by-step explanation:

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

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

=5^2-14

=11

Answer 2

The answer is 11 is correct for the answer