mathcalculus
HELP: locate all the critical points of f(x) 1x^25x+3



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artofspeed
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critical points is when the derivative equals to 0 or is DNE

mathcalculus
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yes. i found the derivative.

mathcalculus
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then I = to zero.

mathcalculus
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so it's 2x5=0

mathcalculus
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now how do i fnd the critical points from there?

artofspeed
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solve for x

mathcalculus
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x= 5/2

artofspeed
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that's the critical point :)

mathcalculus
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no no it's saying it's wrong... :(

mathcalculus
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am i missing something? like (0,5/2)

artofspeed
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if it asks for the coordinates of the point, give in (x, y) form

mathcalculus
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thank you :)