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What does FOIL stand for?
F
irst
O
utside
I
nside
L
ast
What does a quadratic function form?
A parabola
What is the quadratic formula?
ax2+bx+c
How do you factor trinomials: x
^{2}
+bx+c?
Find two factors of
c
that equal
b
, then put
x
in front of them in factored form
i.e: x
^{2}
+9x+18= (x+3)(x+6); for 3+6=9
What is the order of operations?
P
arentheses & symbols of inclusion
: {[()]}
E
xponents & absolute values
: x
^{2 }
& |x|
M
ultiplication/
D
ivision (whichever comes first)
A
ddition/
S
ubtraction (whichever comes first)
Author:
8thgradeclass
ID:
208078
Card Set:
Math
Updated:
2013-03-18 22:44:41
Tags:
Formulas Procedures
Folders:
Description:
Algebra can be hard
Show Answers:
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