Math, asked by mokshasupreeth31, 8 months ago

if sina +3 cos a=0 then tan 2a is equals to.

Answers

Answered by secretuser46

3

Answer:

sina + 3cosa = 0

Step-by-step explanation:

is this correct

second method

sina + 3cosa =0

divie all by sina

1+ 3tana =0

tan a = 1/3

a = 30

tan 2a = tan 60

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