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Jse the given information to find (a) sin (s +t), (b) tan (s + t), and (c) the quadrant of s +t. coss == and sin t= 13' s and t in quadrant IV * (a) sin (s + t) = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expre (b) tan (s + t) = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expre= (c) What is the quadrant of s + t? Quadrant I O Quadrant II O Quadrant III O Quadrant IV

Jse the given information to find (a) sin (s +t), (b) tan (s + t), and (c) the quadrant of s +t. coss == and sin t= 13' s and t in quadrant IV * (a) sin (s + t) = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expre (b) tan (s + t) = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expre= (c) What is the quadrant of s + t? Quadrant I O Quadrant II O Quadrant III O Quadrant IV

Trigonometry (11th Edition)
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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Question
Jse the given information to find (a) sin (s + t), (b) tan (s + t), and (c) the quadrant of s +t. coss == and sint= and t in quadrant IV * 13' (a) sin (s + t) = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expre (b) tan (s + t) = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expres (c) What is the quadrant of s + t? Quadrant I O Quadrant II O Quadrant III O Quadrant IV
Transcribed Image Text:Jse the given information to find (a) sin (s + t), (b) tan (s + t), and (c) the quadrant of s +t. coss == and sint= and t in quadrant IV * 13' (a) sin (s + t) = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expre (b) tan (s + t) = (Simplify your answer, including any radicals. Use integers or fractions for any numbers in the expres (c) What is the quadrant of s + t? Quadrant I O Quadrant II O Quadrant III O Quadrant IV
Verify that the equation is an identity. sin (x- y) tan x- tan y sin (x + y) tan x+ tan y Rewrite the expressions sin (x-y) and sin (x +y) using the sine of a difference and sine of a sum sin (x- y) sin (x + y) Which of the following operations is the best way to simplify this rewritten expression? A. Divide both the numerator and denominator by tanx tan y. B. Multiply both the numerator and denominator by tan x tan y. C. Divide both the numerator and denominator by cos x cos y.
Transcribed Image Text:Verify that the equation is an identity. sin (x- y) tan x- tan y sin (x + y) tan x+ tan y Rewrite the expressions sin (x-y) and sin (x +y) using the sine of a difference and sine of a sum sin (x- y) sin (x + y) Which of the following operations is the best way to simplify this rewritten expression? A. Divide both the numerator and denominator by tanx tan y. B. Multiply both the numerator and denominator by tan x tan y. C. Divide both the numerator and denominator by cos x cos y.
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