Math, asked by amitat1258, 9 months ago

sina
COSA
-
seca + tan A-1
cosecA+CotA-1= 1

Answers

Answered by shendeaashi1972

0

Answer:

[secA+(tanA)(secA(tanA+1)

=sec2A-(tan2A-2tanA+1)

=(1-1)tan 2 A-tan2A+2tan A

=0+0+2tanA

=2tan A=2 tan A

hence verified

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