Arithmetic or Geometric?
-4, 2, -1, 1/2
This is a Geometric sequence
Common ratio: -1/2
13, 10, 7, 4, ____,
What is 1?
Write an equation for the nth term of the geometric sequences.
3, 15, 75, 375, 1875, ...
f(n) = .6*5n
f(x) = (x - 3)(x +2)
(-2,0) and (3,0)
What are the x-intercepts?
The roots of f(x) = (x + 2)(x - 3)
What are -2 and 3?
2 1/2 , 3, 3 1/2, 4, 4 1/2...
What is Arithmetic?
The tenth term of the sequence 0.5, 2, 8, ...
What is 512?
Write an equation for the nth term of the arithmetic sequences.
3, 8, 13, 18, 23, ...
f(n) = 5n -2
f(x) = (x+3)2 - 4
(-3,-4)
What is the vertex?
The solutions if 0 = (2x-3)(x + 4)
What are 3/2 and -4?
2, 4, 6, 8...
What is Arithmetic?
The 4th term of the sequence
f(n) = f(n-1)+9, f(1) = 2 n >=2
What is 29?
Write an equation for the nth term of the geometric sequences.
1, -2, 4, -8, 16, ....
f(n)= -.5*(-2)n
f(x) = 2x2 + 12x - 6
x = 3
What is the axis ofd symmetry?
The solutions to 0 = x2 - 12x + 20
What are 2 and 10?
The third term of the sequence
f(n) = f(n-1)*3, f(1) = 2
What is 18?
Write an equation for the nth term of the arithmetic sequences. Then find the 7th term.
-6, 1, 8, 15, 22, ...
f(n) = 7n - 13
f(7) = 36
f(x) = (x + 2)(x - 3)
(0, -6)
What is the y-intercept?
The solutions to 6x2 +x -3 = 0
What are 1/2 and -2/3?
The sequence -5, -10, -15, -20
What is what is arithmetic?
The missing terms of this arithmetic sequence
4, ____, ____, ____, 32
What are 11, 18, and 25?
Write an equation for the nth term of the arithmetic sequences. Find the 10th term
11, 4, -3, -10, -17, -24, ...
f(n) = -7n+18
f(10) = -52
f(x) = 3(x-3)2 +7
(0, 34)
What is the y-intercept?
The solution for 125 = 3x2
What are -5 and 5