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`        if sin^4 theta + sin^2 theta =1 . then prove that :1/ tan^4 theta  +  1/tan^2 theta = 1 `
3 months ago

Arun
21987 Points
```							 Dividing the given equation by cos^4 theta we get, tan^4 theta + (tan^2 theta) x (sec^2 theta) = sec^4 theta  changing sec into tan by formulasec^2 theta = 1+ tan^2 theta we get the answer 1
```
3 months ago
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### Course Features

• 31 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions