day 3 review
TRANSCRIPT
Calculus Warm UpSample Problem #1I
The absolute value of the difference between r + 7 and r – 4 is:
A) 3 B) 5 C) 7 D) 9 E) 11
Sample Problem #2IThe ratio of girls to boys in Mr.
Quadwad’s homeroom is 2/3. Each of the following could be the total number of students in the homeroom except:
A) 15 B) 24 C) 25 D) 30 E) 60
Sample Problem #3I
What is the perimeter of the figure above? A) 24 B) 25 C) 28 D) 30 E) 36
Note: Figure not drawn to scale.
30°
6
6
630°
Sample Problem #4IFind region in the first
quadrant bounded by the axes and the line 3x + 4y = 12 has an area of how many square units?
A) 4 B) 6 C) 8 D) 10 E) 12
Sample Problem #5I The price of an HDTV was first decreased
20% and then increased 20% of the new price. The current price is now:A) the same as the originalB) 2% more than the original C) 2% less than the original D) 4% more than the original E) 4% less than the original
Helpful hint #4: SPR’s have no
penalty for guessing so NEVER leave them blank!
Calculus Drill•1. Find the limit
limx 0
|x|x
limx 2
|x–2|x – 2
HW Review
• http://college.cengage.com/mathematics/blackboard/content/larson/calc8e/calc8e_solution_main.html?CH=00&SECT=a&TYPE=se
Review
•1. Find the limit!
3
1limx
x
• 2. Continuous / Discontinuous? Removable or Not
2
1
1
1limx
x
x
Review
•3. Find the limit!
3 2
1
(3 2 4)limx
x x
• 4. Continuous / Discontinuous? Removable or Not
2
2( )
x
xf x
Review
•5. Find the limit!2
1
1limx
x
x
•6. Find the limit
3
3
2
( ) 27
( ) ( )
( )( )
18
( ) [ ( )]
lim
lim
lim
lim
x c
x c
x c
x c
f x
a f x
f xb
c f x
Review
•7. Find the limit!
3
1 2
3limx
x
x
• 8. Continuous / Discontinuous? Removable or Not
2
2 2
4 1 2( )
x x
x x xf x
Review
•9. Find the limit!2 2
0
( )limx
x x x
x
Review
•10. Find the limit!2
1
1
1/( 1)limx
x
x
Review
•11. Find the limit!
0
1 14 4lim
x
xx
• 12. Continuous / Discontinuous? Removable or Not
23 9lim
x
x
x
Review
•13. Find the limit!2
21
1
1limx
x
x
Review
•14. Find the limit!
20
11lim
x x