instantaneous rate

ffuh205

Junior Member
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Mar 17, 2010
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Find the value for the instantaneous rate of the function g(x) = tan(x^3) + 8 at x = 3. Use radian measure in the trig function. For the slope I use the derivative which is (3·x^2/COS(x^3)^2) but am not sure where to go from there.
 
ffuh205 said:
Find the value for the instantaneous rate of the function g(x) = tan(x^3) + 8 at x = 3. Use radian measure in the trig function. For the slope I use the derivative which is (3·x^2/COS(x^3)^2) but am not sure where to go from there.

Evaluate g'(x) with x = 3
 
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