For f(x)=x4 -8x² +9 find the following. (A) f'(x) (B) The slope of the graph of f at x = -1 (C) The equation of the tang
Posted: Mon Jul 11, 2022 11:15 am
For f(x)=x4 -8x² +9 find the following. (A) f'(x) (B) The slope of the graph of f at x = -1 (C) The equation of the tangent line at x = -1 (D) The value(s) of x where the tangent line is horizontal 3 (A) f'(x) = 4x³ - 16x (B) At x= -1, the slope of the graph of f is 12 (C) At x = -1, the equation of the tangent line is y=0.