Quantitative Aptitude – Equation – If f(x+y) = f(x) f(y) and f(5) = 4


Slot – 3 – Quantitative Aptitude – Equation – If f(x+y) = f(x) f(y) and f(5) = 4


Q. If f(x+y) = f(x) f(y) and f(5) = 4, then f(10)-f-(-10) is equal to?
  1. 14.0625
  2. 3
  3. 15.9375
  4. 0
Answer: 15.9375

Solution:
Given , f(x+y) = f(x)*f(y)
F(10) = f(5+5) = f(5)*f(5) = 4*4 = 16


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