All Precalculus Resources
Example Questions
Example Question #1 : Sum And Difference Identities
Use the sum or difference identity to find the exact value:
Possible Answers:
Correct answer:
Explanation:
Again, here we break up the 165 into and solve using the sin identity:
Example Question #1 : Sum And Difference Identities
Is the following equation an identity?
Possible Answers:
Yes it is an identity.
No it is not an identity.
It cannot be determined from the given information.
Correct answer:
No it is not an identity.
Explanation:
and so this is again not an identity
Example Question #2 : Sum And Difference Identities
Is the following equation an identity? ?
Possible Answers:
The question cannot be answered based on the information provided.
No it is not an identity
Yes it is an identity
Karin
Certified Tutor
Certified Tutor
SUNY College at Cortland, Bachelor of Science, Mathematics Teacher Education. New York University, Master of Arts, Educationa...
All Precalculus Resources
Popular Subjects
SAT Tutors in Seattle, Algebra Tutors in Los Angeles, Math Tutors in Denver, SAT Tutors in Houston, Physics Tutors in Washington DC, Spanish Tutors in Seattle, Statistics Tutors in Miami, LSAT Tutors in Boston, English Tutors in Washington DC, GMAT Tutors in Atlanta
Popular Courses & Classes
GMAT Courses & Classes in Seattle, ISEE Courses & Classes in Phoenix, ISEE Courses & Classes in Washington DC, LSAT Courses & Classes in Phoenix, SSAT Courses & Classes in Chicago, LSAT Courses & Classes in Los Angeles, Spanish Courses & Classes in Philadelphia, GRE Courses & Classes in Denver, GMAT Courses & Classes in Boston, LSAT Courses & Classes in Boston
Popular Test Prep
GMAT Test Prep in Washington DC, SSAT Test Prep in Boston, SSAT Test Prep in New York City, SSAT Test Prep in Houston, LSAT Test Prep in Boston, SAT Test Prep in Miami, ISEE Test Prep in Miami, SAT Test Prep in Washington DC, ACT Test Prep in Chicago, GRE Test Prep in Dallas Fort Worth