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\frac 3 \operatorname sin 3 A %2B 2 \operatorname cos ( 5 A %2B 10 ^ \circ ) \sqrt 3 \operatorname tan 3 A - \operatorname cosec ( 5 A - 20 ^ \circ ) , \text when A = 10 |
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Answer» When A= 10then3sin30+2cos(60)/(√3tan30-cosec(30) 3/2+2*1/2= 3/2+1/(1-2) 5/2/(-1)-5/2Answer |
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