Question

Please answer please :- evaluate tan square 30 + tan square 45 + tan square 60

Answer 1

$tan^{2} (30 ) + \tan^{2} (45) + \tan ^{2} (60) =$
$( \frac{1}{\sqrt{3} } )^{2} + {1}^{2} + (\sqrt{3} )^{2}$
$= ( \frac{1}{ 3} ) + 1 + 3$
$= ( \frac{1 + 3 + 9}{3} )$
$= ( \frac{13}{3} )$

Answer 2

Answer:

Step-by-step explanation: