Unit 1
A POLYNOMIAL is?
An algebraic expression with 2 or more terms.
What is the slope-intercept form of a linear equation?
y=mx+b
What is a quadratic equation?
Any equation that can be rearranged in standard form.
What is a TRANSFORMATION?
A general term for four specific ways to manipulate.
Given the function h(x)=x2−9x+18, determine the average rate of change of the function over the interval 4≤x≤11.
6
Negative plus a Negative means?
Add and keep the Negative sign.
Find the system of equations.
8x+y= −13
−8x−2y=10
(−2,3)
What is a Quadratic Function?
one of the forms f(x) = ax2 + bx + c, where a, b, and c are numbers with a not equal to zero.
What is FUNCTION NOTATION?
The way a function is written.
What is the AVERAGE RATE OF CHANGE?
The measure of the function changing per unit.
⟌16 ?
4.
A relation between the variables X and Y is called?
A set of ordered pairs.
Re-write the quadratic function into standard form.
y=-2(x-5)^2+9
y=-2x^2+20x-41
Find the 53rd term of the arithmetic sequence 27,11,−5,...
a53=−805
To find the AVERAGE RATE OF CHANGE you must?
Find the y1, y2, x1, and x2 values.
(x−3)(3x−5)
3x^2-14x+15
If the vertical line crosses the x axis once it is a?
Function.
Find the equation of the axis of symmetry.
y=−x2−2x+7
x=−1
Find the 65th term of the arithmetic sequence −10,9,28,...
a65=1206
The DOMAIN is?
The set of numbers or values that can be able to get into a function.
(x+3)^2-5(x+3)+8
x2+x+2
Solve the system by substitution.
x=2y
-9x+4y=28
(−4,−2)
Find the coordinates of the vertex.
y=−x2+4x−8
(2,−4)
Find the 11th term of the geometric sequence 7,35,175,...
a11=68359375
Linear functions on a graph can be identified by?
it's single straight line going from one side of the graph to another.