SOLUTION: Let f (x) = − 2x^2 + 12 What is the interval form for the RANGE and what is the range?

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Question 847159: Let f (x) = − 2x^2 + 12
What is the interval form for the RANGE and what is the range?

Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
-2x^2 is non-positive and hence f(x) will always be at most 12.

Range: (-infinity, 12]