Which of the following are identities? check all that apply.
A. (sinx + cosx)^2= 1+sin2x
B. s...
Mathematics, 06.07.2021 01:00, Nakieapowell1276
Which of the following are identities? check all that apply.
A. (sinx + cosx)^2= 1+sin2x
B. sin6x=2 sin3x cos3x
C. sin3x/sinxcosx = 4cosx - secx
D. sin3x-sinx/cos3x+cosx = tanx
Answers: 2
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