Sequences and Series
Quadratic Function
Exponential and Logarithm Functions
Matrices and Determinant
Conic Section
100
The sequence is defined recursively by
a1=3,an=an−1+4.
What are 3, 7, 11, 15?
100
The quadratic x2−6x+10 has no real roots. This is because the discriminant is what value?
What is negative?
100
Solve exponential equation
2x=16
x=4
100
Simplify 
100
Find the center and radius x^2 + (y + 8)^2 = 9
what is center being (0,-8)
radius 3
200
A geometric sequence has a1=9 and a4=9/8. Find the common ratio.
What is r=1/2?
200
Solve using the quadratic formula:
2x2−3x−7=0.
What is x=(3±sqr65)/4?
200
Solve using logarithms
3x=20
x≈2.73
200
Identify element a23 from A =
What is a23 = 2
200
Find the vertices:
y2/16 - x2/36=1
(0,4) and (0,-4)
300
The 8th term of an arithmetic sequence is 52, and the 20th term is 100. Find the common difference.
What is d=4?
300
The graph of y=x2+4 is the graph of y=x2 shifted this direction.
What is up 4 units?
300
A population grows as
P=200(1.1)t
Find the population after 3 years.
266.2
300
What term do we use to describe a matrix that places a column of constants in the same matrix as the coefficients.
Augmented Matrix
300
Where is the center of the ellipse?
(x-2)2/9 + (y-1)2/4=1
(2,1)
400
A sequence satisfies an=an−1+an−2 with a1=1, a2=4. Find a5. Answer:
What is 14?
400
The parabola y=a(x−4)2+7 passes through (6,15). Find a.
What is a=2?
400
Convert to exponential form
log2(8)=x
2x=8
400
What is the formula for the determinant of a 2x2 matrix?
[ a b ]
[ c d ]
What is ad - bc?
400
Is the graph a parabola, circle, ellipse, or hyperbola?
x2 + 25y2=50
Ellipse
500
Find the common ratio of the sequence: 6,3,3/2,3/4,…
What is 1/2?
500
A quadratic has roots 4 and −1. Write the quadratic in standard form.
What is x2−3x−4?
500
Evaluate logarithm
log10(1000)
3
500
Evaluate the determinant of
[ 6 -2 ]
[ 5 1 ]
What is 16?
500
Locate the foci of the equation:
x2/4 - y2/1 =1
(±sqrt(5),0)