Question

If a + b = 3 and ab = 2 , find the values of : (i) a 2 + b2 (ii) a - b (iii) a 2 - b 2​

Answer 1

Hope it will help you

Answer 2

Answer:

(I)(2)²+(1)²=4+1 =5

(ii)2-1 = 1

(iii) (2)² - (1)² = 4 - 1 = 3