a. Show that -1/2 x/(1 + x 2 ) 1/2 for every value of x.
Question:
a. Show that -1/2 ≤ x/(1 + x2) ≤ 1/2 for every value of x.
b. Suppose that ƒ is a function whose derivative is ƒ′(x) = x/(1 + x2). Use the result in part (a) to show that
for any a and b.
Transcribed Image Text:
|v- q² = |(v)ƒ — (9)ƒ|
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Thomas Calculus Early Transcendentals
ISBN: 9780321884077
13th Edition
Authors: Joel R Hass, Christopher E Heil, Maurice D Weir
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