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Limits at a Number

Limits at a Number

Assessment

Presentation

•

Mathematics

•

11th - 12th Grade

•

Medium

Created by

Leona Kumagai

Used 17+ times

FREE Resource

4 Slides • 8 Questions

1

Limits at a Number

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2

Step 1: Just Plug in the Number

  • Plug in the number

  • If you just get a number, that's the answer

3

Multiple Choice

 lim⁡x→5  −x2−2x\lim_{x\rightarrow5}\ \ -x^2-2x  

1

15

2

-15

3

-35

4

35

4

Multiple Choice

 lim⁡x→1((3x2−2x+11)4x6)\lim_{x\rightarrow1}\left(\frac{\left(3x^2-2x+11\right)}{4x^6}\right)  

1

0

2

1

3

2

4

3

5

If you get 0/0

  • Factor and cancel

  • Plug in the Number

6

Multiple Choice

 lim⁡x→2((x2−x−2)(x−2))\lim_{x\rightarrow2}\left(\frac{\left(x^2-x-2\right)}{\left(x-2\right)}\right)  

1

DNE

2

0

3

2

4

3

7

Multiple Choice

 lim⁡x→−1((x2+4x+3)(x2+5x+4))\lim_{x\rightarrow-1}\left(\frac{\left(x^2+4x+3\right)}{\left(x^2+5x+4\right)}\right)  

1

1/2

2

2/3

3

0

4

DNE

8

If you get c/0

  • There will be vertical asymptote

  • check where the Y valuie is headed and answer accordingly

9

Multiple Choice

 lim⁡x→3(1x−3)\lim_{x\rightarrow3}\left(\frac{1}{x-3}\right)  

1

DNE

2

 ∞\infty  

3

 −∞-\infty  

4

0

10

Multiple Choice

 lim⁡x→2+(7x−2)\lim_{x\rightarrow2^+}\left(\frac{7}{x-2}\right)  

1

7

2

DNE

3

 ∞\infty  

4

 −∞-\infty  

11

Multiple Choice

 lim⁡x→−6−(−1x+6)\lim_{x\rightarrow-6^-}^{ }\left(\frac{-1}{x+6}\right)  

1

 ∞\infty  

2

 −∞-\infty  

3

-1

4

DNE

12

Multiple Choice

 lim⁡x→0 −1x2\lim_{x\rightarrow0}\ \frac{-1}{x^2}  

1

dne

2

 ∞\infty  

3

 −∞-\infty  

4

0

pattern-tertiary

Limits at a Number

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