SOLUTION: Completing the square y=3-15x-3x^2

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Question 983276: Completing the square
y=3-15x-3x^2
Answer by KMST(5328) About Me  (Show Source):
You can put this solution on YOUR website!
y=3-15x-3x%5E2
y%2F%28-3%29=x%5E2%2B5x-1
y%2F%28-3%29=x%5E2%2B5x%2B%285%2F2%29%5E2-25%2F4-1
y%2F%28-3%29=%28x%2B5%2F2%29%5E2-25%2F4-1
y%2F%28-3%29=%28x%2B5%2F2%29%5E2-29%2F4
y=%28-3%29%28x%2B5%2F2%29%5E2-3%28-29%2F4%29
y=%28-3%29%28x%2B5%2F2%29%5E2%2B87%2F4
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