If cos θ+ cos2θ+ cos3θ= 1 and sin6θ= a + bsin2θ+ csin4θthen a+b+c=

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If cos θ+ cos2θ+ cos3θ= 1 and sin6θ= a + bsin2θ+ csin4θthen a+b+c=

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Melanie 2 months 2021-10-04T20:42:18+00:00 1 Answer 0 views 0

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    2021-10-04T20:44:15+00:00

    Answer:

    Step-by-step explanation:

    Hello i too don’t know the answer the app is waste of time. Thanks kate for wasting my time

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