The sum of the two numbers is 50 and their product is 624. Find out the numbers.

Options
- 23,27
- 24, 26
- 22,28
- 18,32

CORRECT ANSWER : 24, 26

Discussion Board
by using the equation for finding the roots

x+y=50 => x=50-y
xy=624 => (50-y)y=624
50y-y^2=624 => y^2-50y+624
a=1 b=-50 c=624
d=(-b+-sqrt(b^2-4ac))/2a

x=(50+sqrt(50^2-4(624)))/2
x=52/2=26

y=(50-sqrt(b^2-4(624)))/2
y=48/2=24

Lavanya 07-17-2021 10:56 AM

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