Help me guys..........
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0
Answer:
3.11900063119
hopefully it will help
Answered by
1
Answer:
3sin 70.1/cos20+2sin49.1/cos51
3sin70•1/sin70+2sin49•1/sin49
(sin(90-20)=cos 20. and sin (90-49)=cos51)
3+2=5
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