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f(n)

by hariharakarthi » Thu Aug 13, 2009 8:51 pm
For all integers n, the function f is defined by f (n) = an, where a is a constant. What is the value of f (1)?
(1) f (2) = 100
(2) f (3) = -1,000

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by sacx » Fri Aug 14, 2009 2:08 am
Stmt I

f(2) = 100
a*2 = 100
a = 50

We can find out f(1)

Suff

Stmt II

f(3) = -1000
a*3 = -1000
a = -1000/3

We can find out f(1)

Suff

D
SACX