Question

A number is 6 less than its square. find all such numbers?

Answer 1

X= x^2-6
x^2-x-6=0
x 1= (1+V 1+4*6)/2
x1= (1+V25)/2
x1= (1+5)/2
x1=6/2
x1=3
x2= (1-5)/2
x2 = - 4/2
x2 = -2 

Answer 2

Hello There!

2² - 6 = -2
3² - 6 = 3
4² - 6 = 10

Etc....the list goes on

Hope This Helps You!
Good Luck :) 

- Hannah ❤