Math, asked by ragadeepab, 11 months ago

If sin tita=1/√3 then what is cos 2tita

Answers

Answered by ArbazTahir

1

Answer:

1/3

Step-by-step explanation:

sin tita=1/√3

cos tita =1-2sin²tita

= 1-2×(1/3)²

=1-2/3

=(3-2)/2

=1/3

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