Using Trigonometric Functions  (a) Find the derivative of the function g(x) = sin2 x + cos2 x in two ways.        (b) For f(x) = sec2 x and g(x) = tan2 x, show that f′(x) = g′(x).

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter4: Calculating The Derivative
Section4.CR: Chapter 4 Review
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Using Trigonometric Functions 

(a) Find the derivative of the function g(x) = sin2 x + cos2 x in two ways.        (b) For f(x) = sec2 x and g(x) = tan2 x, show that f′(x) = g′(x).

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ISBN:
9780321964038
Author:
GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:
Pearson Addison Wesley,