1 9.3: ArclengthGoal: Given a curve, find the length of the curve between two points.Informal Derivation of Method:Examples: Find the length of the curve y = x2/3from x = 1 to x = 8.Method I: Method II: .1Find the length of the curve parametrized by x =12t2− t, y =43t3/2, t ∈ [0, 2].On Beyond Average:Find the length of the curve parametrized by x = 1 + e−tcos t, y = e−tsin t, t ∈ [0, ∞).Find the length of the astroid x = cos3θ, y =
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