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`        Please solve the question no. 14`
one year ago

sahil
142 Points
```							Sol:x^4-8x^3+18x^2-8x+2 can be written x^4-8x^3+16x^2+2x^2-8x+8-6  now factorize you get            (x^2-4x)^2+2(x-2)^2-6 now x=2+(3)^1/2 so x^2=7+4(3)^1/2 putting value [7+4(3)^1/2-4(2+(3)^1/2)]^2+6-6=1 ..So option c is correct
```
one year ago
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### Course Features

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