Use Exercise 64 to prove that x tan x for 0 x < /2 and
Question:
Use Exercise 64 to prove that x ≤ tan x for 0 ≤ x < π/2 and sin x ≤ x for x ≥ 0.
Data From Exercise 64
Prove that if ƒ(0) = g(0) and ƒ'(x) ≤ g'(x) for x ≥ 0, then ƒ(x) ≤ g(x) for all x ≥ 0. Show that the function given by y = ƒ(x) − g(x) is nonincreasing.
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Data From Exercise 64 Let fx x and gx tan x Then f0 g0 0 an...View the full answer
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