How do you solve x^2 - x - 6 = 0x2−x−6=0?
1 Answer
Jun 13, 2018
Explanation:
"the factors of - 6 which sum to - 1 are - 3 and + 2"the factors of - 6 which sum to - 1 are - 3 and + 2
(x-3)(x+2)=0(x−3)(x+2)=0
"equate each factor to zero and solve for "xequate each factor to zero and solve for x
x+2=0rArrx=-2x+2=0⇒x=−2
x-3=0rArrx=3x−3=0⇒x=3