Question

Si senx= 0.3333... hallar la tanx

Answer 1

0,33333..... = 0,3  =  $\frac{3}{9} = \frac{1}{3}$

senx =  $\frac{1}{3}$

teorema de pitagoras

$3^{2} = a^{2} +1^{2}$

$9 -1 = a^{2}$

$8 = a^{2}$

$2 \sqrt{2} = a$

$Tanx = \frac{1}{2 \sqrt{2} } = \frac{ \sqrt{2} }{4}$