1. What is the domain of the function in f(x)=x-1?
a.set of real numbers
b.{x|x#1}
c.{x|x#-1}
d.{x|x#0}
2. Using functional notation, we can read f(x)=x+1 as.
a. f x is equal to x+1
b. f of x is equal to x+1
c. f times x is equal to x+1
d none
3.What is the function L that will equivalent length in meters of x.
a.L(x)=100x
b.L(x)=x/100
c.L(x)=100/x
d.L(x)=10x
4.If the minimum jeepney fare is 7.00, what is the appropriate function P that can represent the fare of x number of students ?
a. P(x)=x/7
b.P(x)=7/x
c.P(x)=7x
d.P(x)=x-7
5.Which is the following is not a function?
a.y=2x+1
b.y=x²+2
c.y=√x+1
d.y=x²+2x+1
6.Which of the following is the relation to function ?
a.R={(1,1),(2,2),(3,3)}
b.S={(0,1),(0,2),(3,3)}
c.T={(1,1),(1,2),(2,2)}
d.U={(3,1),(3,2),(4,5)}
7.Which of the given set is ordered pairs is mere relation ?
a.{(3,1),(3,2),(3,3)}
b.{(2,1),(3,1),(4,1)}
c.{(6,2),(2,7),(5,-1)}
d.{(0,0),(1/2,7),(1/4,9)}
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