Question

If a+b=17 and a-b=9 then find the value of (4a²+4b²)

Answer 1

Answer:

740

Step-by-step explanation:

a+b=17

a-b =9

adding both equation

2a =26

a = 13

hence b = 4

4(13)^2 + 4(4)^2

676 + 64

=740