- #1
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Find the points on the graph of y= (1/3)x^3-5x- (4/x) at which the slope of the tangent is horizontal.
what i know:
- we have to use m=[f(a+h)-f(a)]/h
- if we change the equation we can get 3x^4 - 15x^2 -12
- the slope of the tangent is zero.
THANX
what i know:
- we have to use m=[f(a+h)-f(a)]/h
- if we change the equation we can get 3x^4 - 15x^2 -12
- the slope of the tangent is zero.
THANX