{3-tan^2 (π/7)}/{1-tan^2 (π/7)}=$ cos (π/7)).Than find the value of $??
Ahmed Mohammed , 6 Years ago
Grade 11
Trigonometry> {3-tan^2 (π/7)}/{1-tan^2 (π/7)}=$ cos (π/...
1 Answers
Muhammad Ali
Last Activity: 6 Years ago
take π=180 degree
then use calculator for calculations
(3-0.2319)/(1-0.2319)=$(0.900)
3.6038=$(0.900)
$=3.6038/0.900
$=4.00
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