Chapter 1 Terms: Basic Math and Stats Review Flashcards
1
Q
anything to which a number can be attached
A
quantity
2
Q
a number only
A
pure quantity
3
Q
contains a number and a unit
A
physical quantity
4
Q
magnitude but no direction such as speed and energy
A
scalar
5
Q
has a magnitude and direction (e.g velocity and momentum)
A
vector
6
Q
y= f(x)
A
function; “y is function of x”
7
Q
x= f^-1 (y) = f^-1 [f(x)]
A
inverse function; “x is an inverse function of f(x)”
8
Q
=
A
is defined as
9
Q
lxl
A
absolute value; magnitude of x
10
Q
dx
A
differential (a small change in x)
11
Q
n!
A
factorial value
12
Q
e
A
base of the natural
13
Q
(x^n)(x^m)=
A
x^n+m
14
Q
(x^n)/(x^m) =
A
x^n-m
15
Q
x^0 =
A
1
