Question27 only

25-30 llll Use implicit differentiation to find an equation of the tangent line to the curve at the given point. 25. x2 + xy + y2 = 3, (1, 1) (ellipse) 26. x2 + 2xy - y2 + x = 2, (1, 2) (hyperbola) 27. x2 + y2 = (2x2 + 2y2 - x)2 28. x 2/3 + y 213 = 4 (0, 2) (-3V3, 1) (cardioid) (astroid) YA