Question

If a + b = 16 and ab = 35 find a2 + b2.

Answer 1

Answer:

Ans=34

Step-by-step explanation:

a+b= 16

Using identity

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

=a^2+ b^2 +2×35

( 16)^2 =a^2+ b^2 + 70

36 =a^2+b^2+70

a^2+b^2= 70-36

=34