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If cosec(3x -15°)=2 find x

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If cosec(3x -15°)=2 find x

Posted by Divya Kumari 8 years, 3 months ago

CBSE > Class 10 > Mathematics

3 answers

Vivek Kumar Keshri 8 years, 3 months ago

Cosec(3x-15) =cosec30(. :cosec30=2) 3x=45 . : x=15. answer

Ritik Kumar 8 years, 3 months ago

Cosec (3x-15)=2 Cosec (3x-15)=cosec30 3x-15=30 3x=45 Therefore x=45/3=15

Adithya Danaj 8 years, 3 months ago

X=15

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