find the value of sin10x+sin6x
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Answer:
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Step-by-step explanation:
2sin(10+6/2)x.cos(10-6/2)x
2sin8xcos2x
Answered by
0
Step-by-step explanation:
Using formula,
sinC+sinD=2sin2C+Dcos2C−D
sin10x+sin6x
=2sin(210x+6x)cos(210x−6x)
=2sin8xcos2x
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