Question

Solve it and get brilliant
.
If a-b =5 and ab= 12 then find the value of a^2+b^2

Answer 1

Step-by-step explanation:

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

(5)^2 = a^2+ b^2- 2 * 12

25 = a^2+b^2 - 24

25+24 = a^2+b^2

49 = a^2+b^2

a^2+b^2 = 49