Question

write two numbers whose multiplication is -420 and sum is 13

topper eil give answer correct ​

Answer 1

Answer:

Let us take the numbers as x,y

Given

x*y=-420

x+y=13

x=13-y

(13-y)*y=-420

13y-y^2=-420

y^2-13y-420=0

y^2-28y+15y-420=0

y=28,15

x=15,28

The two numbers are 15,28