Use the fundamental identities to fully simplify the expression
3sin^3 x * csc x + cos^2 x +...
Mathematics, 20.10.2019 17:30, tyeni2crazylolp7a3hk
Use the fundamental identities to fully simplify the expression
3sin^3 x * csc x + cos^2 x + 2 cos(-x) * cos x
i simplified it until this
3sin^2 x + cos^2 x +2cos^2(-x)*cos(x)
i know the answer is suppose to be 3 but i don't know how to simplify further to get to 3
Answers: 3
Mathematics, 02.07.2019 10:30, hallkayleel0lozgxtq
Answers: 1
Mathematics, 07.07.2019 05:00, lamashermosa23
Answers: 1
Mathematics, 06.08.2019 00:10, amm2795
Answers: 2
Mathematics, 26.02.2021 22:50
Chemistry, 26.02.2021 22:50
Mathematics, 26.02.2021 22:50
History, 26.02.2021 22:50
Mathematics, 26.02.2021 22:50
Mathematics, 26.02.2021 22:50
Mathematics, 26.02.2021 22:50