Use a Pythagorean Identity to find tan(x) given sec(x) = 3.1 and that x lies in the fourth quadrant. Step 1. tan(x) = ±(?(x) - ?)1/2 Step 2. In the fourth quadrant, tan(x) is ? Step 3. Hence, the choice in Step 1 should be ? Step 4. Therefore, the value of tan(x) = ?

Trigonometry (11th Edition)
11th Edition
ISBN:9780134217437
Author:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Publisher:Margaret L. Lial, John Hornsby, David I. Schneider, Callie Daniels
Chapter1: Trigonometric Functions
Section: Chapter Questions
Problem 1RE: 1. Give the measures of the complement and the supplement of an angle measuring 35°.
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Use a Pythagorean Identity to find tan(x) given sec(x) = 3.1 and that x lies in the fourth quadrant.

Step 1. tan(x) = ±(?(x) - ?)1/2

Step 2. In the fourth quadrant, tan(x) is ?

Step 3. Hence, the choice in Step 1 should be ?

Step 4. Therefore, the value of tan(x) = ?

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