Math, asked by abalpande2, 11 months ago

Find the class mark of class 25 - 35.
Find the value of sec 42º - cosec 48º.
Find the value of 0 if 2sin 20 = 13

Answers

Answered by Angelina2004

1

Answer:

Step-by-step explanation:

Sec(90-48)-cosec48

=cosec48-cosec48

=0

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