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Math 12 Chapter 1
Functions & Limits
Test - 2
1.
If f(x) = x
2
-1/x+1 then it is discontinuous at_________________
a) x = -1
b) x = 2
c) x = 1
d) x = -2
2.
A relation in which every element in the domain has a unique image in the range is called __________________
a) Linear
b) Function
c) Range of
d) Domain of
3.
Lim
x
®
¥
e
-x
=________________
a) One
b) Two
c) Zero
d) Three
4.
f(x) = IxI is __________________ function.
a) Zero
b) Ellipse
c) Even
d) Odd
5.
f(x) = x
3
is_______________________
a) Even
b) Odd
c) Ellipse
6.
x = a cos
q
, y = bsin
q
are parametric equation of ____________________
a) Odd
b) Ellipse
c) Even
d) Function
7.
(f
-1
of) (x) = f of
-1
(x)=_____________________________________
a) Two
b) One
c) None is Correct
d) zero
8.
If f(x)
£
g(x)
£
h (x) for all real number x containing C and if lim
x
®
c
f(x) = L and Lim
x
®
c
h(x) = L then ______________
a) Lim
x
®
h(x) = L
b) Lim
x
®
h(x) = M
c) Lim
x
®
h(x) = N
9.
Lim
x
®
¥
a/x
p
= _________________ p > 0
a) One
b) Two
c) Zero
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