Question

If a+b =5 and ab = 2, find (a - b)^2

Answer 1

Step-by-step explanation:

Hope this helps !!!!

Identity based questions are usually easy.

Answer 2

(a+b)² = a²+b²+2ab

5² = a²+b²+2*2

a²+b² = 25-4 = 21

(a-b)² = a²+b²-2ab

          = 21 - 4

          = 17

Hope this is helpful to you

Pls mark as brainliest

Follow me and I'll follow you back