What 2 numbers add to -7 and the same two numbers multiply to 3

asked Apr 8, 2018 173k views

3 votes

9.0k points

Please log in or register to add a comment.

4 votes

A) x + y = -7
B) x * y = 3
y = 3/x then put this into equation A
x + 3/x = -7
x^2 + 3 = -7x
x^2 +7x + 3 = 0
x = -6.5414 and x = -0.45862

Kanngard answered Apr 9, 2018

8.5k points

3 votes

That's impossible. Are you factoring?

Akiller answered Apr 13, 2018

7.9k points

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.5m questions

12.2m answers