Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number. cos() cos( - ) - sin() sin(-) 137 13л cos - 15 15 13n cos + 15 Find its exact value. .999331974

Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number. cos() cos( - ) - sin() sin(-) 137 13л cos - 15 15 13n cos + 15 Find its exact value. .999331974

Algebra & Trigonometry with Analytic Geometry

13th Edition

ISBN:9781133382119

Author:Swokowski

Publisher:Swokowski

Chapter6: The Trigonometric Functions

Section6.3: Trigonometric Functions Of Real Numbers

Problem 37E

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Question

How do you find the exact value of these types of problems when they aren't an exact coordinate on the unit circle?

Use an Addition or Subtraction Formula to write the expression as a trigonometric function of one number.
con() coo( - =) - sin() sin(- =)
13л
15
15
13n
+
15
COS
Find its exact value.
.999331974

Two-dimensional figure measured in terms of radius. It is formed by a set of points that are at a constant or fixed distance from a fixed point in the center of the plane. The parts of the circle are circumference, radius, diameter, chord, tangent, secant, arc of a circle, and segment in a circle.

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