In Elementary Algebra [equivalent to a first year middle (8th grade) & high (9th
grade) school algebra course: Algebra 1], we covered adding subtracting,
multiplying, and dividing positive & negative real #s such as fractions, whole #s,
integers; order of
Common symbols used in math:
1) All real #s: or R
2) Approximately equal to:
3) Change:
4) If and only if: , ,
5) Infinity:
6) Integer: or Z
7) Not equal to:
8) Perpendicular:
9) Such that: , ,
Greek Letter: Delta:
Standard Form of Quadratic Formu
Products Involving 0:
1)
2)
Properties of Equalities: if a = b and c is any real number
1)
2)
Properties of Exponents (13):
1) Product Rule:
2) Power Rule:
3) Power of a Product:
4)
5) Power of a Quotient:
6A) Quotient Rule:
6B) Quotient Rule:
7) Negative
Properties of Negatives (4):
1)
2)
3)
4)
Properties of Quotients (7):
1)
2)
3)
4)
5)
6)
7)
Properties of Real Numbers:
1) Definition of Subtraction: x y = x + (-y)
2) Commutative Addition: x + y = y + x
3) Associative Addition: x (y + z) = (x + y) + z
4)