Question

What are the solutions to the equation y= x^2 +2x - 15
A. -3 and 5
B. 3 and -5
C 3 and 5
D. There is no solution

Answer 1

\[x^2 +2x - 15=0\]\[(x+5)(x-3)=0\]\[x=~~-5,~~~3\]these are the y-intercepts of the function.

All real numbers can be the domain for x.

Answer 2

There is no solution

Answer 3

he he