Question

Prove sin theta-2sin cube theta/2cos cube theta-cos theta=tan theta

Answer 1

$\large \huge{ \mathfrak{ \star \star HELLO \: FRIENDS!! \star \star}}$


$\huge \underline{Here \: is \: your \: answer}$



$\huge \boxed{TRIGONOMETRY}$



$\huge \bf{LHS = RHS}$



$\boxed{See \: the \: attachment \: for \: your \: answer}$


✔✔ Hence, it is proved ✅✅.




$\huge \boxed{THANKS}$


$\huge \bf \underline{Hope \: it \: is \: helpful \: for \: you}$

Answer 2

here is your answer as we know that cos 2 theta is equal to 2cos square theta minus 1 is equal to 1 minus 2sin square theta