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Mathematics 20 Online
OpenStudy (anonymous):

What is the range of the graph of y = 5(x – 2)^2 + 7?

OpenStudy (anonymous):

simplfy a little bit and see if it is more clear!

OpenStudy (anonymous):

is it y is equal to or less than 7?

OpenStudy (anonymous):

hmm let me find the expansion. did you do it alreadY?

OpenStudy (anonymous):

never mind, im sorry I am thinking of somthing else. do not expand it :P

OpenStudy (anonymous):

try graphing it and see what you find :)

jimthompson5910 (jim_thompson5910):

Hint: the range of \[\Large y=a(x-h)^2+k\] is \[y \ge k\] when \[a >0\]

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