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`        If p^n=cos^n x+sin^n x, then 2p^6-3p^4+1 is equal to what`
one year ago

Arun
23331 Points
```							Dear student p^6 = cos ^6 x + sin^6 x = (cos^2 x + sin^2 x) (cos^4 x + sin^4 x – cos^2 x sin^2 x) = 1 – 3 s^2 c^2 p^4 = 1 – 2 s^2 c^2 hence 2 p^6 – 3 p^4 + 1 = 0
```
one year 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