7. Find the equation of the tangent line to the curve y = 6 sin" () - 4* at x = 2 (10 pts) 8. Where (x-values) on y = 4V3x + 7 does the tangent line pass through (-4, -8)? (10 pts) 9. Where does y = (3x - 7)4(2x + 5)8 have horizontal tangent lines? (10 points)