Writing Equations (Arithmetic)
Write an equation for the nth term of the arithmetic sequences.
1, 4, 7, 10, 13, ...
an = 1 + 3(n-1)
an= 1 + 3n - 3
an = 3n -2
The Common Difference of -20, -23, -26, -29...
What is -3?
m stands for this in y=mx+b
What is m = Slope?
Is the following a recursive formula?
a1=3, an=3+5(n-1)
What is no?
a13 means
What is the 13th term?
Write an equation for the nth term of the arithmetic sequences.
3, 8, 13, 18, 23, ...
an = 3 + 5(n-1)
an = 3 + 5n - 5
an = 5n -2
The Common Difference of -1.7, -2.0, -2.3, -2.6...
What is -0.3 ?
What kind of slope would it be for a line that Rises From Left To Right?
What is Positive Slope?
Given a1=3, an=an - 1+6, the first 3 terms are _______.
What is 3, 9, 15?
What is the 13th term?
What is difference?
Write an equation for the nth term of the arithmetic sequences.
-8, -2, 4, 10, 16, ...
an = -8 + 6(n-1)
an = -8 + 6n - 6
an = 6n - 14
The Common Difference of 18, 22, 26, 30...
What is 4?
The number of points needed to create a linear graph.
What is 2 points?
Given a1=-10, an=an - 1 - 4 , the first 3 terms are _______.
What is -10, -14, -17?
An Arithmetic Sequence resembles a(n) ______ function.
What is linear?
Write an equation for the nth term of the arithmetic sequences. Then find a7.
-6, 1, 8, 15, 22, ...
a7 = -6 + 7(7 - 1)
a7 = -6 + 7(6)
a7 = -6 + 42
a7 = 36
The Common Difference of 100, 131, 162, 193...
What is 31?
The function f for the amount of money Mary has after x weeks if she starts with $500 and deposits $20 per week.
What is F(x) = 20x + 500?
Create a recursive sequence for the following:
-1, -2, -3, -4,..
What is
a1=-1, an=an-1-1?
The 0th term is special because it crosses a specific axis when graphed, this point is called the ___________
What is the y-intercept?
The sequence -5, -10, -15, -20
What is what is arithmetic?
The Common Difference of 2.53, 2.56, 2.59, 2.62...
What is 0.03?
The explicit formula for the sequence
-8, -11, -14, -17, . . .
What is an=-8 - 3(n - 1)?
Given an=-7+an-1. What's missing from this recursive formula?
What is the stating of the first term?
The type of graphs situation that can be split in parts.
What is a continuous graph?