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```
Let f:R→Rf:R→R a derivable function but not zero, such that f′(0)=2 and f(x+y)=f(x)⋅ f(y) for all x and y belongs R. Find f(x)

```
4 years ago

## Answers : (1)

Himanshu
37 Points
```							Differentiate w.r.t x both sides then put x=0 & y=x,then solve after solving you get ln(f(x))=-2x+c;c is constant of integration.
```
4 years ago
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• Test paper with Video Solution
• Mind Map
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• NCERT Solutions
• Discussion Forum
• Previous Year Exam Questions