- sin (a- B) tan ß- tan a tan a+ tan sin (a+ P) Write the right side of the identity in terms of cosine and sine. Rewrite the numerator and the denominator separately. (Do not simplify ) Rewrite the numerator as a single fraction and the denominator as a single fraction of the expression from the previous step. Divide out common factors in the expression from the previous step. Do not apply any trigonometric identities yet. (Simplify your answer.) sin (a - B) The expression from the previous step then simplifies to - using what? sin (a + B) O A. Quotient Identity O B. Sum and Difference formula OC. Pythagorean Identity O D. Even-Odd Identity O E. Reciprocal Identity OF. No identity is reguired Evaluate the r

- sin (a- B) tan ß- tan a tan a+ tan sin (a+ P) Write the right side of the identity in terms of cosine and sine. Rewrite the numerator and the denominator separately. (Do not simplify ) Rewrite the numerator as a single fraction and the denominator as a single fraction of the expression from the previous step. Divide out common factors in the expression from the previous step. Do not apply any trigonometric identities yet. (Simplify your answer.) sin (a - B) The expression from the previous step then simplifies to - using what? sin (a + B) O A. Quotient Identity O B. Sum and Difference formula OC. Pythagorean Identity O D. Even-Odd Identity O E. Reciprocal Identity OF. No identity is reguired Evaluate the r

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

Verify the identity.
sin (a - B) tan B- tan a
sin (a + B)
tan a+ tan B
Write the right side of the identity in terms of cosine and sine. Rewrite the numerator and the denominator separately.
(Do not simplify)
Rewrite the numerator as a single fraction and the denominator as a single fraction of the expression from the previous step.
Divide out common factors in the expression from the previous step. Do not apply any trigonometric identities yet.
(Simplify your answer.)
sin (a - B)
The expression from the previous step then simplifies to
sin (a + B)
using what?
O A. Quotient Identity
O B. Sum and Difference formula
OC. Pythagorean Identity
O D. Even-Odd Identity
O E. Reciprocal Identity
O F
No identity is required. Evaluate the previous expression wherever possible and simplify.

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