Answer Happy

1. Find the equation of the tangent to the graph of y = 3x2 - x at x =1. 2. Find the equation of the tangent to the graph of y = r* - 3x at x = 3. 3. Find the equation of the normal to the graph of y = V8x at x = 2. 4. Find the equation of the tangent to the graph of y= 1 at x = 3. Vx2 + 7 5. Find the equation of the normal to the graph of y = x+3 at x = 4. x-3 6. Find the equation of the tangent to the graph of y = 4 - 3x - x? at (0,4). 7. Find the equation of the tangent to the graph of y = 2x -3x? - 12x + 20 at x = 2. x2 +4 8. Find the equation of the tangent to the graph of y = at x = 5. X-6 9. Find the equation of the tangent to the graph of y = Vr? - 15 at (4,7). 10. Find the equation of the tangent to the graph of y = (x2 + 4x + 4) at x = -2. 11. Find the values of x where the tangent to the graph of y = 2x® – 8x has slope equal to the slop of y = x. 12. Find the equation of the normal to the graph of y = 3x+5 at x = 3. x-1 13. Find the values of x where the normal to the graph of (x -9) is parallel to the y-axis. 14. Find the coordinates where the tangent to the graph of y = 8 - 3x - x? is parallel to the x-axis. 15. Find the values of a, b, and c where the curves y = x2 + ax + b and y = cx + x2 have a common tangent line at (-10).