6. [-/1 Points] DETAILS 0/100 Submissions Used If ((x) + x2[f(x)]* = 10 and /(1) = 2, find f '(1). F '(1) = 7. [-/1 Points] DETAILS 0/100 Submissions Used Use implicit differentiation to find an equation of the tangent line to the curve at the given point. 9x2 + xy + 92 = 19, (1, 1) (ellipse) 8. [-/1 Points] DETAILS 0/100 Submissions Used Use implicit differentiation to find an equation of the tangent line to the curve at the given point. x2 + 2xy - y2 + x = 51, (5, 7) (hyperbola)