Math, asked by aminafouziya123, 8 months ago

1-tany/1+tanya= formula

Answers

Answered by vinitharajnair

2

Answer:

$\frac{1 - tan \: y}{1 + tan \: y \: } = cos \: 2 \: theta$

Answered by Anonymous

0

Answer:

tana+tanb=1-tana*tanb

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