QUESTION:
If ¾ = , 72/12 then n ____?
ANSWER:
B. 9
Consider the function f(x)=a(−720+1044x−580x2+155x3−20x4+x5)+x2+x
We have
f(2)=6,f(3)=12,f(4)=20,f(5)=30,f(6)=42
So the value at f(9) depends on the value of a where a is any real no.
for example if a=100 then
f(x)=
Then f(9)=252090.
