In the answer box below, type an exact answer only (i.e. no decimals). You do not need to fully simplify/reduce fractions and radical expressions. 40 20 with a in quadrant III and B in quadrant IV, then find sin(a +B) If cos a and tan 3 41 %3D 21 sin(a + B) = %3D

In the answer box below, type an exact answer only (i.e. no decimals). You do not need to fully simplify/reduce fractions and radical expressions. 40 20 with a in quadrant III and B in quadrant IV, then find sin(a +B) If cos a and tan 3 41 %3D 21 sin(a + B) = %3D

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter7: Analytic Trigonometry

Section7.3: The Addition And Subtraction Formulas

Problem 62E

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Question

In the answer box below, type an exact answer only (i.e. no decimals). You do not need to fully
simplify/reduce fractions and radical expressions.
40
and tan 3
41
20
with a in quadrant II and B in quadrant IV, then find sin(a + B)
If cos a =
21
sin(a + B) =

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