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Fill the blank ___sinb=(1)/(2)[sin(a+b)-sin(a-b)] There are no answer choices

Fill the blank ___sinb=(1)/(2)[sin(a+b)-sin(a-b)] There are no answer choices
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4 votes
Fill the blank

___sinb=(1)/(2)[sin(a+b)-sin(a-b)]

There are no answer choices

User Hamdog
by
8.4k points

1 Answer

1 vote
Sin b=1/2
Sin(a+b)-sin(a-b)
Sina+Sinb-Sina+Sinb
2Sinb
2×1/2
=1
User Pebbl
by
8.2k points
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