lamgauyvin lamgauyvin

20-09-2020
Mathematics

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Sin7x - 10cosx = sinx +cos2x

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FreshBwoy FreshBwoy

20-09-2020

Answer:

sin7x - sinx = cos2x - 10cosx

= sin6x = 10cosx

Step-by-step explanation:

hope that will help you

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