Solving 2&3 Variable Equations
Matrix
Quadratic Equations
Polynomials
Probability
100
Linear equations are made of both _______ and numbers.
Variables
100
A matrix is a collection of numbers arranged into a fixed number of ______ and _____.
Rows / Columns
100
b2-4ac<0 has two ____ roots.
Complex
100
A Polynomial is an a expression of more than ___ algebraic terms.
Two
100
In probability, a desired outcome is called a _____; any other outcome is called a _____.
Success / Failure
200
What are two different methods you can use to solve a 2 variable equation?
Substitution / Elimination Method
200
A matrix can be described by its ______.
Dimensions
200
The expression under the radical sign, b2-4ac, in the quadratic formula is called the _______.
Discriminate
200
What is a type of division you can use when dividing polynomials?
Synthetic Division
200
You can have the probability of two different types of events. A ______ event and a _______ event.
Independent / Dependent.
300
Solve using elimination method: 3x- 2y= 4 5x + 3y= -25
(-2, -5)
300
A transformation that moves a figure from one location to another on the coordinate plane is a ________.
Translation
300
b2-4ac >0, but not a perfect square, is how many rational roots?
2 rational roots
300
Solve: (2x3- 5x2 + 5x -2) / (x -1)
2x2 – 3x + 2
300
If 3 out of 5 students make honor roll than what is the probability that a student does not make honor roll? a) 40% b) 65% c) 45% d) 55% e) none of these
a)40%
400
2x +3y –z = 0 x – 2y – 4 = 14 3x + y -8z = 17
(4, -3, -1)
400
_______ is a A Transformation in which a figure is enlarged or reduced.
Dilation
400
Quadratic Equations can have _ real solution, _ real solutions, or __ real solution.
1 / 2 / No
400
This is an example of dividing a _____ by a _____. 4x2 y2 + 8xy2 - 12x2y3 ____________________ 4xy
Polynomial / Monomial
400
In a class of 30 students, there are 17 girls and 13 boys. Five are A students, and three of these students are girls. If a student is chosen at random, what is the probability of choosing a girl or an A student? a) 21/30 b) 19/30 c) 11/15 d) 17/180
b) 19/30
500
3x + y – z = -6 2x – y + 2z = 8 4x + y – 3z = -21
(-1, 4, 7)
500
solve this matrix: /-5 o/ /6 -3/ / 4 1/ /2 3/
1 -3 6 4
500
Solve: (x + 1)(x – 3) = 0.
x = –1, 3
500
Use long division in dividing this polynomial 24mn6 – 40 m2n3 / 4m2n3
6n3/ m-10
500
A city survey found that 47% of teenagers have a part time job. The same survey found that 78% plan to attend college. If a teenager is chosen at random, what is the probability that the teenager has a part time job and plans to attend college? a) 60% b) 63% c) 37% d) None of the above
c) 37%
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