First Board Up
Rational Functions & Expressions
Misc Trivia
Functions & Function Notation
Transforming Functions
100
Who is this?
Velma
100
State the restrictions of the expression:
(3x+1)/(2x-1)
x!=1/2
100
What is the capital of Egypt?
Cairo
100
True or False: the set described below is a function.
{(1,4), (2, 3), (3,3), (4, 5) }
Yes
100
Suppose
f(x)= 1/x
What transformations are applied to f(x) to give
g(x)=f(x+3)-6
f(x) is shifted 3 units left and 6 units down
200
find θ to the nearest degree
theta = tan^-1(5/3)=59^o
200
The following function has a hole. Where is it?
f(x)=(x+2)/(x^2+5x+6)
f(x)=(x+2)/((x+3)(x+2))
"hole at " x=-2
200
What planet is this?
Neptune
200
suppose
f(x)= 4x - 6
What is the value of f(3)?
f(3)=4(3)-6
f(3)=12-6=6
200
What transformations are applied to
to give
g(x)=-sqrt(3(x+4)
- Reflected over x-axis
- Horizontally compressed by a factor of 1/3
- Shifted 4 units left
300
Name the movie:
Mrs Doubtfire (1993)
300
simplify the following quotient:
(w^2-1)/(8w-8)-:(w^2+6w+5)/(18w)
=((w+1)(w-1))/(8(w-1))*(18w)/((w+5)(w+1)
=(9w)/(4(w+5))
300
What is the longest running game show of all time?
The Price is Right (42 seasons)
300
What are the equations of the horizontal and vertical asymptotes of
f(x)=6/(3(x-5))+2
x=5
y=2
300
What is a coordinate point on the graph of:
f(x)=2/(0.5(x-3)
(5,2)
(1,-2)
(0,-4/3)
etc
400
Simplify:
(4x^4)^2/(x^5)
16x^3
400
Simplify the following expression:
3/(n-6)-3/(n+1)
=3(n+1)/((n-6)(n+1))-3(n-6)/((n+1)(n-6))
=3n+3-3n+18/((n-6)(n+1))
=21/((n-6)(n+1))
400
How many countries are there in the world?
195
400
What is the domain of
g(x)=sqrt(4(x-2))
{x in R|x>=2}
400
Suppose f(x) = x2
Sketch a picture of h(x)= 2f(0.25x). Your sketch should include at least 3 labeled points.
Sketch a picture of h(x)= 2f(0.25x). Your sketch should include at least 3 labeled points.
