2-35. The equation x2 + y2 = 2a 2-40. In finding the slope of a curve expressed in polar coordinates is at a given point using sufficiently small increments, 1. 52 = 2a you are actually determining the 2. p = 2a slope of the tangent to the curve 3. p (sin # + cos #) = 2a alphaat that point. 4. p(sin2e cos20) = a I denW ine 1. True 20100 edd nais 2. False at ales loool odd . s 2-36. Cartesian coordinates are the nipno ond as 6 Hose same as polar coordinates. 2-41. A tangent to a curve at P(x,y) has a slope equal to 0. . Relative 1. True to maximum and minimum, the curve 2. False moy at this point may be Nose brogum evods 1. at a minimum szib ant 2-37. The equation p = 4 sin A cot # 2. at a maximum is equivalent to 3. at either a maximum or a 1. 4 ( x2 + y2) = x minimum 4. at both a maximum and minimum 2. x2+ yz = 4x 10BUDS AB 2-42. If the tangent to a curve at 3. / x2 + y ,2 = 4x + / x 2 + point P(x,y) has an infinite slope, this tangent is described as being x2 ,2 perpendicular to 4 = 4 ESAil 1. the curve at point P 2. the X axis Learning Objective: 3. the Y axis "RG) ANDAT I 4. Ay odlypesb el .as-s Calculate the slopes of curves and solve