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Mathematics 16 Online
OpenStudy (anonymous):

f(x) = –x^3 + 2 how do I find the turning point? Or do I just look for order pairs?

OpenStudy (anonymous):

do you know derivatives?

OpenStudy (anonymous):

No :/

OpenStudy (anonymous):

then i guess try and graph it with points

OpenStudy (anonymous):

But do I only find the turning point when it is in parentheses right?

OpenStudy (anonymous):

not sure what you mean, the turning point is when slope = 0

OpenStudy (anonymous):

how did you get that answer?

OpenStudy (anonymous):

i differentiate f(x) and set it equal to zero to get -2x^2=0, then solving for x you get x = 0 then sub x=0 into the original F(x) you get f(0) = -0^3 +2 , so then you have (0,2) being the turning point

OpenStudy (anonymous):

otherwise you could say x^3 has turning point at (0,0), so does -x^3, then if you shift it up to you get (0,2) as the turning point

OpenStudy (anonymous):

shift it up two*

OpenStudy (anonymous):

Oh ok Thank you :))

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