Unit 1&2
What letter term is used in Arithmetic sequences?
The nth term
List the first ten perfect squares.
1,4,9,16,25,36,49,64,81,100.
(2x2+5x-3)+(x2-2x+1)
3x2+3x-2
2x+1=29
X=8
What is mean?
The sum of all the data values divided by the total number of data values.
Is (5,8,11,14,17...) an arithmetic sequence?
Yes
Break down the square root of 175
5sqrt7
Find the zeros of "f(x)=x2+3x-4".
(1,0) (-4,0)
62x-10=36
X=6
How do you get the interquartile range?
Q3-Q1
How many curves will something used by this equation f(x)=|x| have?
None
-4sqrt14 X 2sqrt8
-32sqrt7
What are the two methods for adding polynomials called?
Horizontal and verticle.
In _____ growth, the quantity increases slowly at first and then very rapidly.
Exponential.
What is standard deviation?
A measure of how much the individual scores of data differ from the mean.
Would the equation "y>x" have a dotted or dashed line shown as a positive or negative slope if it were graphed?
Dashed line, and positive slope.
Fill in the blank
A radical expression is ______if it simplifies to an integer or a ratio of integers, and the denominator is not zero.
rational.
If 3x=0 what is true about x?
x=0
The left
What is point slope formula?
y-y1 = m(x-x1)
What would the line from "3>x" Look like graphed?
It would be a straight line.
An expression in decimal form is rational if...
It terminates or repeats.
Find the value(s) of x if the area of the rectangle is 78 meters and you are given the sides"x+7" and "x".
X = 6
Annual =
Semi-annual =
Quarterly =
Monthly =
Daily =
1,2,4,12,365.
What are all the classifications for triangles based on side and angle?
Sides: Equilateral, Isosceles, and Scalene.
Angles: Acute, Obtuse, and Right.