Calculus (3rd Edition)

Published by W. H. Freeman
ISBN 10: 1464125260
ISBN 13: 978-1-46412-526-3

Chapter 5 - The Integral - Chapter Review Exercises - Page 278: 23


$$\int \sec^2 xdx =\tan x+c.$$

Work Step by Step

Since $(\tan x)'=\sec^2 x $, then we have $$\int \sec^2 xdx =\tan x+c.$$
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