Question Number 45783 by habtetacke last updated on 16/Oct/18
$${sec}\frac{\pi}{\mathrm{7}}=\frac{\mathrm{48}−\sqrt{\mathrm{3}{a}}}{\mathrm{36}} \\ $$
Commented by MJS last updated on 17/Oct/18
$$\mathrm{what}'\mathrm{s}\:\mathrm{the}\:\mathrm{question}? \\ $$