SOLUTION: I need to know the domain, range, min or max to these problems y=-x^2+6x+5 y=1/2(x-6)^2+7 y=-3(x+2)^2+1 Y=4x^2-8x

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Question 372385: I need to know the domain, range, min or max to these problems
y=-x^2+6x+5
y=1/2(x-6)^2+7
y=-3(x+2)^2+1
Y=4x^2-8x

Answer by robertb(5830)   (Show Source): You can put this solution on YOUR website!
. The domain is the set of all real numbers. The range is (, 14].
. The domain is the set of all real numbers, the range is [7, ).
. Domain is all real numbers, range is (, 1].
. Domain is all real numbers. Range is [-4, ).