WorksheetsLimit of a function (STEM12A)
Total questions: 10
Worksheet time: 21mins
Name
Class
Date
1.
x→2lim4−x2x−2
a)
0
b)
2
c)
-2
d)
does not exist
2.
x→−2lim 3x2+7x+2x3−14x2+13x+6
a)
7
b)
10
c)
imaginary
d)
does not exist
3.
x→5lim x−5x−5
a)
0
b)
1
c)
5
d)
does not exist
4.
x→∞lim 50−2x56x5−5x+30
a)
-3
b)
2
c)
6
d)
does not exist
5.
x→∞lim 10x+20x3−2x56x3−5xx2+10
a)
0
b)
2
c)
4
d)
does not exist
6.
At what values it will become doscontinous f(x)=2x2+x−3x2+7x+6
a)
{-1,-6}
b)
{3/2, -1}
c)
{-3/2, -1}
d)
{1,6}
7.
There are 5 steps in determining the continuity of a function.
a)
TRUE
b)
FALSE
8.
In ordert a function is said to be continous, the use definition of limits and evaluation is necessary to check the values on a certain number.
a)
TRUE
b)
FALSE
9.
x→2lim ( x2−3x +1 )
a)
-10
b)
2
c)
-1
d)
does not exist
10.
f(x)=2x2+3x−1
Determine if f(x) is continous at x = 1
a)
Yes, it is continuous at x = 1
b)
No, it is discontinuous at x = 1
c)
does not exist
100 %
