"Lrn 2 wrt fast b4 u go ntz!"
You will write faster if you use symbols and abbreviations
when you take notes in class or from a text. Here are
some commonly used symbols and abbreviations you can use to create your own
system of math shorthand .
Complete the Abbreviations column by multiply ing-fractions/worksheets-adding-subtracting.html">adding your
own abbreviations for the terms and phrases listed in the
Meaning column on the right. Use the blank spaces to add other symbols
and abbreviations you create. Be sure to
write down the meaning of each symbol and abbreviation so you can recall it
later.
| Symbols |
Meaning |
Abbreviations |
Meaning |
| + |
add |
bk. |
book |
| − |
subtract |
ch. |
chapter |
| × |
multiply |
sec. |
section |
| ÷ |
divide |
pg. |
page |
| / |
per |
Ex. |
example |
| √ |
square root |
def. |
definition |
| | | |
absolute value |
re |
about, concerning |
| ( ) |
parentheses |
par. |
parentheses |
| ± |
plus or minus |
ref. |
reference |
| $ |
m oney , dollars |
b/c |
because |
| ¢ |
cents |
w/ |
with |
| % |
percent |
w/in |
within |
| = |
equals; is the same as |
w/o |
without |
| ≠ |
is not equal to |
cont. |
continued |
| ≈ |
is approximately |
chge |
change |
| < |
is less than |
diff. |
different |
| > |
is greater than |
no. |
number |
| ≤ |
is less than or equal to |
amt |
amount |
| ≥ |
is greater than or equal to |
avg. |
average |
| ¶ |
paragraph |
exp. |
exponent |
| # |
number |
etc. |
and so forth |
| ^ |
insert |
et al. |
and others |
| * |
use to mark important information |
i.e. |
that is |
| ? |
use to mark where you have
questions |
|
positive |
| @ |
at |
|
negative |
| & |
and |
|
opposite |
 |
implies; leads to |
|
distribute |
 |
comes from, is a result of |
|
combine like terms |
 |
therefore |
|
simplify |
| → |
left-to-right |
|
fraction |
| ← |
right-to-left |
|
numerator |
| ↑ |
increase; go up |
|
denominator |
| ↓ |
decrease; go down |
|
decimal |
Section 6.2: Graphing Linear
Equations Homework: 1−27 odds, p. 428
Section 6.3: Intercepts
Objective A: How do I find the Intercepts of a Graph ? Homework:
#1−5 odds, p. 438
| 2. Identify the intercepts. (See Examples 1−3.) |
← What are intercepts? How do I find
them on
a graph? |
 |
Section 6.3: Intercepts
Objective B: How do I graph a line by finding and plotting its
intercepts? Homework: #9−19 odds, p. 439
|
3. Graph the equation by finding and
plotting the x-and
y-intercepts. (See Examples 4−5.) |
← How to I find the x-intercept?
← How to I find the y-intercept? |
|
3x – 6y = 18 |
x-intercept: ( , )
y-intercept: ( , ) |
 |
