Function Notation and Evaluating
f(x) = 4x, f(0) = ...?
0
The line f(x) = 5x - 3 has a y-intercept of...?
-3
The transformation f(x) + 9 moves the function f in which direction
Up
1, 3, 5, 7, 9, ... What is the 6th term in the sequence?
11
A trend line with a slope or 14 is a _____________ association.
Positive
g(x) = 2(x-1) + 4, g(5) = ...?
12
The line f(x) = 1/3x + 6 has a slope of ...?
1/3
The transformation g(x-2) moves the function g in which direction?
Right
15, 12, 9, 6, 3, ... What is the 7th term in the sequence?
-3
A correlation coefficient of r = -0.01 is a ____________________ correlation (two words)
h(z) = (z*1/3)+1, h(15) = ...?
6
Pick a point!!!!!!!
If f(x) = 2x, then 3f(x) = ...?
6x
What is the 65th term of the sequence 7 + 13(n - 1)?
839
True or False: A trend line must touch all the points on a scatter plot?
False
a(x) = 401(3x - 12) - 144, a(11) = ...?
8277
(0, -4) (1, 4) (2, 12) (3, 20), (4, 28), ... What is the equation for this line?
y = 8x - 4
If g(x) = 3x+1, then g(x+1) = ...?
3(x+1) + 1 OR 3x + 4
What is the 78th term in the sequence?
a1 = 4
an = an-1 - 23
-1767
How do I turn on Statistic Diagnostics using the TI-84?
2nd, 0, scroll to DIAGNOSTICSON, enter, enter
OR
MODE, scroll down to STAT DIAGNOSTICS, select ON
d(r) = 1.104(2.4r - 6) + 3(0.9r-2), d(10) = ...?
40.872
(11, 15) (12, 40) (13, 65) (14, 90)... What is the equation for this line?
y = 25x - 260
29(4(x + 12) - 1) + 6
4/15, 8/15, 4/5, 16/15, ... Find the 48th term of the sequence.
12.8 OR 64/5
(14, 99) (18, 120) (19, 125) (27, 156) (30, 200)
What is the equation for the line of best fit based on the points above? Round to the nearest thousandth.
y = 5.717x + 16.519