Question

Sum of two numbers is 20 and thier product is 10. Find the sum of their inversions.

Answer 1

Answer:

Let one of the number be x

Then, other number = 20-x

According to the question

=> x(20-x) = 10

=> $\{x^2}$ = 10

=> 20x - ${20}^2}$-10 = 0

= > 20x