SOLUTION: Find the x-intercepts. y=x^2-2X-15

Algebra ->  Quadratic Equations and Parabolas  -> Quadratic Equations Lessons  -> Quadratic Equation Lesson -> SOLUTION: Find the x-intercepts. y=x^2-2X-15      Log On


   

Question 51209This question is from textbook Beginning Algebra
: Find the x-intercepts.
y=x^2-2X-15 This question is from textbook Beginning Algebra

Found 2 solutions by THANApHD, checkley71:
Answer by THANApHD(104) About Me  (Show Source):
You can put this solution on YOUR website!
so y=0
x^2-2x-15 = 0
(x-5)(x+3) = 0
x-5 = 0 or x+3 = 0
x= 5 or x=-3

so the intercepts are 5,-3

Answer by checkley71(8403) About Me  (Show Source):
You can put this solution on YOUR website!
Y=X^2-2X-15 OR Y=(X-5)(X+3) OR X=5 & X=-3