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Which of the following values in the absolute maximum of the function f(x) = 4xx^2+6 on the interval [0.4]
 one year ago
 one year ago
Which of the following values in the absolute maximum of the function f(x) = 4xx^2+6 on the interval [0.4]
 one year ago
 one year ago

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swin2013Best ResponseYou've already chosen the best response.0
The answer is 10 but i keep getting 2
 one year ago

KeKiuBest ResponseYou've already chosen the best response.0
is that 0.4? or 0 and 4?
 one year ago

FoolAroundMathBest ResponseYou've already chosen the best response.1
Try differentiating f(x) and set the derivative equal to 0 to get the point of maxima.
 one year ago

swin2013Best ResponseYou've already chosen the best response.0
f'(x) = 2x+4 x = 2, i got that
 one year ago

FoolAroundMathBest ResponseYou've already chosen the best response.1
Yes, then evaluate the value of the function to get the maximum value in that interval.
 one year ago

swin2013Best ResponseYou've already chosen the best response.0
OH i had an arithmetic problem! thank you! :)
 one year ago

dpaIncBest ResponseYou've already chosen the best response.0
or... since this is a parabola, you can just find the vertex...
 one year ago
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