AP EAMCET · Maths · Functions
If is such that for all and then
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
We have f:ℝ→ℝ is such that f(x+y)=f(x)+f(y) for all x,y∈ℝ, f(1)=7. Now, f2=f1+1=f1+f1=2·7 Similarly, f3=f2+1=f2+f1=3·7 f4=f3+1=f3+f1=4·7…
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