# Because of their connection with secant lines, tangents, and instanta-neous rates, limits of the formf(x + h) – f(x)limoccur frequently in calculus. In Exercises 57–62, evaluate this limitfor the given value of x and function f.57. f(x) = x², x = 158. f(x) = x², x = -259. f(x) — Зх — 4, х %3D 260. f(x) = 1/x, x = -261. f(x) = Vx, x = 762. f(x) = V3x + 1, x = 0

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1 views help_outlineImage TranscriptioncloseBecause of their connection with secant lines, tangents, and instanta- neous rates, limits of the form f(x + h) – f(x) lim occur frequently in calculus. In Exercises 57–62, evaluate this limit for the given value of x and function f. 57. f(x) = x², x = 1 58. f(x) = x², x = -2 59. f(x) — Зх — 4, х %3D 2 60. f(x) = 1/x, x = -2 61. f(x) = Vx, x = 7 62. f(x) = V3x + 1, x = 0 fullscreen
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