Math, asked by Shobhit1903, 1 year ago

question 27-ii)
Evaluate without using trigonometric table

please answer it very urgent...

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Answered by debarpitapradhan

0

i) sec70/cosec20+sin59/cos31

=cosec(90-70)/cosec20+cos(90-59)/cos31

=cosec20/cosec20+cos31/cos31

=1+1=2

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