Limits Flashcards
0
Q
Limit involving infinity…
Denominator degree is larger…
A
Limit=0
1
Q
Limit involving infinity…
If exponent in numerator is larger…
A
Limit=infinity or negative infinity
2
Q
Limit involving infinity…
Degrees in denominator and numerator are equal…
A
Limit=coefficients
3
Q
Limit involving infinity: To find limit that is equal to infinity or (-) infinity…
A
Plug in large x-value
Ex. -1000 or 1000
4
Q
In a regular limit, after plugging in…if equals #/0…
A
Limit is infinity, (-) infinity, or DNE
CHECK BY checking left and right of number
Ex. 4…3.9 and 4.1
5
Q
In regular limit…0/#=
A
0
6
Q
In regular limit…after plugging in…=0/0…
A
FACTOR
7
Q
Sin(x)/(x)=
A
1
8
Q
(x)/sin(x)=
A
1
9
Q
1-cos(x)/(x)=
A
0
10
Q
Limits with PI…
A
Use fingers
Multiply any other values by PI/#(180/#) to find if neg. or pos.
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