Question

If msino + ncos3o = sinocoso and msino = ncoso,
then which of the following is always true?
of msino + ncoso = sin@cos Jumsine = ncoso,
1. m2 + n2
2. m - n = 1
3. m2 - n2 = 1
4. m + n = 1​

Answer 1

Answer:

osa=ncosb and sina=msinb show that (m2-n2)sin2b=1

Step-by-step explanation:

follwe me

Answer 2

Answer:

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good morning.... ^_^