Linear Functions
What is the slope of the following line?
f(x) = -3x + 10
Which grows/decays more rapidly:
Linear functions or exponential functions
Exponential
What is the standard form and vertex form of a quadratic function?
Standard: y = ax2 + bx + c
Vertex: y= a(x - h)2 + k
What button do we use for multiple choice questions that have to do with equivalent expressions?
Store button (# sto x, enter)
What year did I take the Algebra 1 Regents?
2014
How many times will the following function pass through the x-axis?
f(x) = 10 - 5x
One time
What is the standard form of an exponential function?
f(x) = a(b)x
What is the vertex of the following quadratic?
f(x) = -2(x - 3)2 + 8
(3, 8)
When graphing a function, what buttons do we use to help us graph?
y=
Table (2nd graph)
What year did I graduate high school?
2018
Find the average rate of change between the two points:
(-4, 12) (8, -12)
m = 2
Is the following function increasing or decreasing?
f(x) = 3(6)x
Increasing (b>1)
Describe the shift happening to the following function:
f(x) = 3(x + 5)2 + 1
(Hint - there are 3 shifts)
Left 5
Up 1
Narrow
For linear regression problems, what is the process to finding the linear regression equation?
1) Stat, edit (put data into L1 and L2)
2) Stat, calc, 4:LinReg, Enter 3x
What pets do I have? (Hint - there's two)
Dog and a hamster
Name one point on the following line:
(y - 5) = 2(x + 6)
(5, -6)
What is the y-intercept of the following function?
f(x) = 2(.5)x
2 (a is the y-intercept)
Find the roots of the following function:
f(x) = x2 + 3x - 10
x = -5 and x = 2
For linear regression problems, what variable represents the correlation coefficient?
r
What grades do I teach?
6th, 7th, and 8th grade
Find the solution to the equation:
2x - 3 = 5x - 12
x = 3
Is the following function increasing or decreasing? Explain.
f(x) = -3(.04)x
Decreasing because 0<b<1 (b is between 0 and 1)
Find the zeros of the following function:
f(x) = 3x3 - 12x
(Hint - you have to factor the GCF first)
x = -2
x = 0
x = 2
To find the mean, median, Q1 and Q3, what are the steps in the calculator?
1) Stat, edit
2) Stat, calc, 1: 1-Var Stats
Who is my favorite rapper?
Nicki Minaj