WeBWorK using host: https://math-webwork3.unl.edu, format: simple seed: 123567890

Let $\displaystyle f(x) = 8x^{3}-7x^{2}+6x-8$ .

(a) Find $f'(x)$ .

$f'(x)$ =

(b) Find the slope of the line tangent to the graph of $f$ at $x = -1$ .

Slope at $x = -1$ : (Use at least 2 decimal places)

(c) Find an equation of the line tangent to the graph of $f$ at $x = -1$ .

Tangent line: $y$ =

WeBWorK © 2000-2022 | host: https://math-webwork3.unl.edu | course: OERProblemCourse | format: unl | theme: math4-unl