Polynomials &
Rationals
Exponentials &
Logs
Conics
Sequences & Series
Limits
100

Describe the end behavior of 

y=2x^5+3x^2-2x+1

y \rightarrow \infty as x \rightarrow \infty and y \rightarrow -\infty as x \rigtharrow -\infty

100

Find the domain, range and any asymptotes of 

y=ln (x-2)

Domain: All real numbers greater than 2

Range: 

(-\infty,\infty)

Asymptotes: x=0

100

Find the vertex and focus of the parabola:


Vertex (0,0)

Focus (2,0)

100

\sum_{i-2} ^5 i^2-2

Find the sum: 

46

100

Find the limits using the graph:

a) \lim_{x \to 2^- } f(x)

b) \lim_{x \to 4 } f(x)

a) -2

b) 4

200

List all possible rational roots: 

y=-2x^5-4x^4-13x^3+70x^2-90x+14

\pm14 , \pm7 , \pm 7/2 , \pm2 , \pm1

200

Evaluate the log:

log_4 (\frac{1}{64})=

-3

200

Find the equation of the conic shown here: 

Hyperbola.

\frac{x^2}{64} - \frac{y^2}{17}=1

200

Write a rule for the sequence: 9, 14, 19, 24

a_n=5n+4

200

Use a table to find the limit as x approaches 0 of

y=\frac \sin x \x

1

300

Find all horizontal and vertical asymptotes of the function: 

r(x)=\frac{x^2}{x^2-11x+30}

y=1, x=5 and x=6

300

Combine into a single logarithm:

\log_2 x + \log_2 (xy^2) +4log_2 y

\log_2 (x^2 y^6)

300

Sketch the graph of the ellipse:

\frac{(x-3)^2}{9} + \frac{y^2}{36}=1

300

Find the first 3 partial sums of the series: 20+10+5+...

S_1=20

S_2=30

S_3=35

300

Find the limits below if

f(x)=\frac {3x^2+3x-6}{x^2-4} 

 

a) \lim_{x \to -2 } f(x)

b) \lim_{x \to \infty } f(x)

a) 9/4

b) 3

400

Use synthetic division to show (x-4) is a factor of 

f(x)=x^5+x^4-36x^3-16x^2+320x

See board

400

Solve the equation:

3^{x+2} = 5^{2x}

x = 1.036

400

Complete the square and determine the type of curve represented by the equation:

4x^2+9y^2+24x-36y+36=0

Ellipse

\frac{(x+3)^2}{9} + \frac{(y-2)^2}{4}=1

400

During a baseball season, a company pledges to donate $5000 to a charity plus $100 for each home run hit by a local team. Does this represent a sequence or series? Explain.

Series

400

Suppose f(x) is a function, where 

f(2)=3

Does this imply:

\lim_{x \to 2} =3?

No. Consider a piecewise function

500

Write the equation of the cubic function shown here:

y=-\frac{1}{2}(x+1)(x+4)(x-3)

500

How long will it take an investment of $300 to triple if the interest rate is 9.5% per year, compounded continuously?

About 11.5 years

500

A cannon fires a cannonball along a parabolic path with vertex at the highest point of the path. 

If the cannonball lands 1600 ft from the cannon and the highest point it reaches is 2,400 ft above the ground, find an equation for the path of the cannonball. Place the origin at the location of the cannon.

(x-800)^2= -\frac{800}{3} (y-2400)

500

Find the sum of the positive odd integers less than 300. 


Hint - use a formula

22,500

500

Find the limit using any method:

\lim_{x \to 0} \frac{|x-4|}{x-4}

DNE