Question

Tg х:7 - корень из 3 = 0

Answer 1

$tg \frac{x}{7} - \sqrt{3} =0 \\\\ tg \frac{x}{7}= \sqrt{3} \\\\ \frac{x}{7} = arctg(\sqrt{3})+ \pi k \\\\ x=7arctg( \sqrt{3})+ \pi k \\\\ arctg( \sqrt{3} ) = \frac{ \pi }{3} => x= \frac{ \pi }{3} + \pi k$