Find the slope of the tangent to the curve y=3\( { x}^{4 } \) - 4x at x=4
Answer & explanation
Correct answer: option 4
$ Slope =\frac{dy}{dx} = 12x^3 - 4 = 12\times 4^3 - 4 = 768 - 4 = 764$
Find the slope of the tangent to the curve y=3\( { x}^{4 } \) - 4x at x=4
Correct answer: option 4
$ Slope =\frac{dy}{dx} = 12x^3 - 4 = 12\times 4^3 - 4 = 768 - 4 = 764$