Question

if √3tan thita=1, then find the value of sin²thita-cos²thita​

Answer 1

Answer:

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Answer 2

Answer:

$\tan(theta) = \frac{1}{ \sqrt{3} }$

$= theta = 30$

$so \: \cos(2 \times teta) = \cos(60) = \frac{1}{2}$