SOLUTION: What is the lowest point on the graph of y=2(x+5)^2−4? Explain how you can be sure there is no point lower on its graph.

SOLUTION: What is the lowest point on the graph of y=2(x+5)^2−4? Explain how you can be sure there is no point lower on its graph.

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Question 968375: What is the lowest point on the graph of y=2(x+5)^2−4? Explain how you can be sure there is no point lower on its graph.
Answer by KMST(5328) (Show Source): You can put this solution on YOUR website!
The lowest point on the graph is (-5,-4), with .
If , , then , and
For all other values of x, the y value is greater:
If , then , , , and .
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