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if sin4 theta + sin² theta = 1 then prove tan4 theta - tan² theta = 1

if sin4 theta + sin² theta = 1 then prove tan4 theta - tan² theta = 1

Grade:10

2 Answers

fdfds
11 Points
4 years ago
if sin4theta+sin2theta is 1 then from the eq we get sin4theta is cos2theta as sin square theta +cos square theta is 1.now  
 
 
sachin
85 Points
3 years ago
same as above but  x = 1+5..........................................................................................................

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