Question

The sum of 2 numbers is 30 and product is 125 find numbers

Answer 1

Answer:

Nos, x,y

x+y=30,xy = 125

(x+y)^2-(x-y) 2 = 4xy

30^2-(x-y) 2 = 4x125

900-(x-y)^2 = 500

(x-y)^2 = 400

x-y=v400 = 20

x+y=30

x-y= 20

2x = 50

x = 25

x+y=30

25 +y=30

y=5

x=25,y=5