Question 168265This question is from textbook
: Find the x-intercepts for the graph of the equation
y = x^2 + 4x - 45
This question is from textbook
Answer by nerdybill(7384)   (Show Source):
You can put this solution on YOUR website! The x-intercepts are found by setting y equal to zero and solving for 'x'.
y = x^2 + 4x - 45
0 = x^2 + 4x - 45
0 = (x+9)(x-5)
x = {-9, 5}
.
So, the x-intercepts are at (-9,0) and (5,0)
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