(c) (15) Let y3 + 2xy + x = 0. Find . Then find an equation for the line L tangent to the graph of the equation at (-1, –1). da

Find the equation of the line tangent to f(x) = 4x³ – 5x +4 at (-2, – 18).

a. Determine the equation of the tangent to curve y = x² – 3x + I at (3, 1). (Use the Difference Quotient) b. Determine the slope of the tangent to curve at the given point: (Use the Difference Quotient) y = Vx - 7, (16, 3)

Let x + y = 28. Find y"(x) at the point (3, 1). "(3) =