6.2_bzat4e - a. sin b. sin c. sin( + ) d. cos + Sum and...

Info iconThis preview shows pages 1–17. Sign up to view the full content.

View Full Document Right Arrow Icon
Section 6.2 Sum and Difference Formulas
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
The Cosine of the Difference of Two Angles
Background image of page 2
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Verify that cos sin 2 π θ - = ÷
Background image of page 4
Example 0 0 0 0 Find the exact value of cos 100 cos 55 + sin 100 sin 55
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Example ( 29 Verify the identity: cos - cos π θ θ = -
Background image of page 6
Sum and Difference Formulas for Cosines and Sines
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 8
Example 0 0 0 0 Find the sin 75 given that 75 45 + 30 =
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Example 0 0 0 0 Find the sin 15 given that 15 45 - 30 =
Background image of page 10
Example ( 29 3 12 Suppose that cos = - for a quadrant II angle and cos = 5 13 for a quadrant I angle . Find the exact value of each of the following.
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 12
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 14
Background image of page 15

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 16
Background image of page 17
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: a. sin b. sin c. sin( + ) d. cos + Sum and Difference Formulas for Tangents Example ( 29 Simplify: tan -(a) (b) (c) (d) ( 29 Simplify cos + sin 1- cos (a) (b) (c) (d) 2 Find the exact value of sin 3 4 - ( 29 2 1 3 3 1 2 3 2 2 2 3 1 4 + + + (a) (b) (c) (d) 5 Simplify tan 4 + 1 tan tan 1 tan 1 tan 1 tan 1 tan tan 1 + +-+-...
View Full Document

This document was uploaded on 10/26/2011 for the course FKP bmfp at UTEM Chile.

Page1 / 17

6.2_bzat4e - a. sin b. sin c. sin( + ) d. cos + Sum and...

This preview shows document pages 1 - 17. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online