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Home > CALC > Chapter 6 > Lesson 6.3.1 > Problem 6-82
6-82.
Review the trigonometric Pythagorean identities from Chapter 1 Math Note listed below.
Use one of the equations to find a new expression for
. Similarly, write a new expression for
. Refer to part (a).
Similarly, write a new expression for
. Refer to part (a).