English, asked by srividyavarshit, 11 months ago

sec15/cosec75+sin72/cos18-tan33/cot57

Answers

Answered by kuldeepsinghhbti03

1

Answer:

1+1-1=0

Explanation:

sec15 =cos75

sin72= cos18

tan33=cot57

Answered by sahilhari536

0

Explanation:

1. Mention the two precautions to determine the boiling point of water in laboratory.

Answer.

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