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`        Let f : R → R be a function defined byf(x) = Min {x + 1, |x| + 1}.Then which of the following is true? Give reason. (1) f(x) ≥ 1 for all x ∈ R(2) f(x) is not differentiable at x = 1 (3) f(x) is differentiable everywhere(4) f(x) is not differentiable at x = 0`
11 months ago

## Answers : (1)

1673 Points
```							Due to |x| greater than equal to x for all x belonging to R, f(x)= x+1So obviously it is differentiable everywhere on the real line
```
11 months ago
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• 101 Video Lectures
• Revision Notes
• Test paper with Video Solution
• Mind Map
• Study Planner
• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions