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anonymous
 one year ago
which points are the best approximations of the relative maximum and minimum of the function f(x)=x^3+3x^29x8
anonymous
 one year ago
which points are the best approximations of the relative maximum and minimum of the function f(x)=x^3+3x^29x8

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0theser are the answer options HELP!!

amoodarya
 one year ago
Best ResponseYou've already chosen the best response.0find f' find roots of f'=0 check them by f' sign table or ,sign of f'' to find out max or min

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0find f'(x) and then equate to 0 to find the critical points

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0then check f"(x) at each point.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i really need please pls someone

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0we have not solved yet. you solve t and show ,we will guide you.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i just dont even know where to start..

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0differentiate with respect to x

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[f \prime \left( x \right)=3x^2+6x+9\]equate it to zero and find values of x

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0correction it is 9 not +9

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so f(x) = 9 when equated to 0??

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0no \[f \prime \left( x \right)=0~means~3x^2+6x9=0\] divide by 3

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0oh so x^2 + 2x  3 = 0

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0x^2+(31)x3=0 x^2+3x1x3=0

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0how do u make factors

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0coefficient of x^2*constant term is same as the product of two terms (made from coefficient of x)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0ok i still dont understand ugh

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0coefficient of x^2=1 constant term=3 product=1*=3 if the product is negative always subtract something to make the middle term here 2=31 product of 3*1=3

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0i am leaving for sometime . i will be back to help you after 5 minutes.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0nevermind i figured it out

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0have you found f"(x)

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0Have you calculated critical points? \[f \prime \prime \left( x \right)=6x+6\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0x(x+3)1(x+3)=0 (x+3)(x1)=0 x+3=0,x=3 or x1=0,x=1

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[f \prime \prime \left( 3 \right)=?\]
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