AM-2585

Addition formulae

A Math · Secondary 4 · Medium · Addition formulae

Without using a calculator, show that

\tan 75^\circ = 2 + \sqrt{3}

.

$2 + \sqrt{3}$
$2 - \sqrt{3}$
$1 + \sqrt{3}$
$\sqrt{3} - 1$

Sign in to check your answer and see the hint and the worked explanation. Free on PrepLab High.

Loading problem…