Identify the sequence as arithmetic or geometric. Then find the common difference or ratio.
2, 6, 18, 54, ...
What is Geometric, common ratio is 3.
100
The graph of a quadratic function has vertex (-3, 2). What is the axis of symmetry?
What is x = -3.
100
Factor the expression.
(x^2) + 3x + 2
What is (x + 1)(x + 2)
100
Determine the type and number of solutions of
(x^2) + 6x + 8 = 0
What is positive, two real solutions. (use the discriminant)
100
The college where Mr. Ruby currently attends graduate school.
What is the University of Puget Sound?
200
Find the next three terms of an arithmetic sequence with the first term 10 and a common difference of -3.
What is 7, 4, 1.
200
Which function is not quadratic?
A. y = (x-1)(x-2) B. y = (x^2) + 2x - 3
C. y = 3x - (x^2) D y = -(x^2) + x(x - 3)
What is D. y = -(x^2) + x(x - 3)
200
The area of a rectangular cloth is 6(x^2) - 19x - 85 sq cm. The length is 2x + 5 cm. Find the width in cm
What is 3x - 17 cm
200
The remainder when (x^2) - 5x + 7 is divided by x + 1.
What is 13.
200
The destination of our "field trip" during the quadratics unit.
What is the 34th Street Bridge?
300
Evaluate the series.
1 + 4 + 7 + 10 + ...; n = 11
What is 176.
300
The Quadratic Model for the data for price of stamps from 1974-2002. (use your calculator!)
Year: 1974, 1978, 1981, 1988, 1995, 2001, 2002
Price: 10, 15, 18, 20, 25, 32, 34
What is y = .007(x^2) + 1.24x + 9.97
300
Solve.
3(x^2) - 15 = 0
What is + / - Sqrt (5)
300
Write the expression in standard form.
x{(x + 5)^2}
What is (x^3) + 10(x^2) + 25x
300
The state where Mr. Ruby lived before recently moving back to Washington
What is the axis of symmetry of the equation.
y = -0.5(x^2) - 2x + 1
What is x = -2
400
Solve.
(x^2) + 16 = -49
What is + / - Sqrt (65)
400
Which expression is equivalent to 2(x^4) - 3x + 6.
A. {(x^4) - 2(x^2) + 3} - {(x^4) - (x^2) - 9}
B. {3(x^2) - x + 3} + {3 - 2x - (x^4)}
C. x{2(x^3) - 3x} + 6
What is B. {3(x^2) - x + 3} + {3 - 2x - (x^4)}
400
Which binomial is not a factor of (x^3) - (x^2) - 17x - 15?
A. x - 5 B. x + 1
C. x + 3 D. x + 5
What is D. x + 5
500
The evaluation of the geometric series 2/5 + 4/25 + 8/25 +...
What is 2/3?
500
A model for a company's revenue is
R = -15(p^2) + 300p - 12,000, where p is the price in dollars of the company's product. What price will maximize revenue? Find the maximum revenue?
What is p = $10 and R = $13,500
500
A box has length 2x + 1units, width x + 4 units, and height x + 3 units. To build a box using (x^3), (x^2), x and unit (1) blocks, how many of each will you need?
What is 2 (x^3) blocks, 15 (x^2) blocks, 31 (x) blocks, 12 unit blocks.
500
The point of a quadratic where the maximum or minimum occurs.