Question

find the value of m-n , if m +n is equal to 7, mn is equal to 12​

Answer 1

Answer:

I think it's 4 and 3.

Step-by-step explanation:

1. 4+3=7

2. 4×3=12.

Answer 2

Answer:

the value of m-n is 1 or-1

Step-by-step explanation:

it is given that m+n=7 and mn=12

we find the value of n by mn that's equal to 12/m.

putting the value of m in the equation m+n=7

then we find the value of m.after finding the value of m we find the value of n.

then we find m-n