# Study sets matching "gre math"

Standard Identities :(A-B)^3

Quadratic Formula

Basic Rules of Exponents I

Basic Rules of exponents II

A^3 - 3A^2b + 3AB^2 - B^3

When the bases are the same and the exponents differ, the base…

When the bases differ and the exponents are the same, the base…

Standard Identities :(A-B)^3

A^3 - 3A^2b + 3AB^2 - B^3

Quadratic Formula

Intergers

Real Number

PEMDAS

Commutative Property

Any counting number including negative numbers

Numbers that appear on the number line including pi, the squar…

1. Parentheses... 2. Exponents... 3. Multiplication/Division... 4. Addi…

a + b = b + a... A x B = B x A

Intergers

Any counting number including negative numbers

Real Number

Numbers that appear on the number line including pi, the squar…

Time per question: Sentence Equivalence

How to find a common remainder of a lis…

If we know the lengths of two sides of…

Time per question: Text Completion

45 seconds

Find the LCM, List multiples of LCM.... Add the value of the desi…

Difference of other two sides < third side < Sum of other two…

30-90 seconds, depending on the number of blanks

Time per question: Sentence Equivalence

45 seconds

How to find a common remainder of a lis…

Find the LCM, List multiples of LCM.... Add the value of the desi…

Integers

Zero

Even or Odd

Factor

-NUMBERS THAT HAVE NO FRACTIONAL OR DECIMAL PARTS

1) Neither positive or negative... 2) 0 is even ... 3) You can not d…

1) Only integers possess the property of being even or odd... 2)…

-number that will divide evenly into the integer in question

Integers

-NUMBERS THAT HAVE NO FRACTIONAL OR DECIMAL PARTS

Zero

1) Neither positive or negative... 2) 0 is even ... 3) You can not d…

Rhombus

Trapezoid

Polygon Angles

Polygon # Triangles

All 4 sides are equal length

A = (average of bases)*h or (b1+b2)h(1/2)

Sum of angles = (n-2)180

# Triangles = (n-2)

Rhombus

All 4 sides are equal length

Trapezoid

A = (average of bases)*h or (b1+b2)h(1/2)

Counting factors of large numbers

Find factors of odd numbers

Find even factors

list of Squares of integers (perfect sq…

Steps:... 1) prime factorization of number ... 2) create list of exp…

1) same method ... 2) ignore exponent factors of 2!... Done!

1) same method as counting large factors ... 2) find odd factors…

1x1=1... 2x2=4... 3x3=9... 4x4=16... 5x5=25... 6x6=36... 7x7=49... 8x8=64... 9x9=81... 10…

Counting factors of large numbers

Steps:... 1) prime factorization of number ... 2) create list of exp…

Find factors of odd numbers

1) same method ... 2) ignore exponent factors of 2!... Done!

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

How to square a number ending in 5; e.g…

How to square a number not ending in ze…

Definition of number

Definition of integer

Remove the five, add one to the remaining digit, find the prod…

Find the square of the closest number ending in five or zero,…

Any number; positive, negative, zero, whole number, fraction o…

All positive or negative whole numbers (including zero which i…

How to square a number ending in 5; e.g…

Remove the five, add one to the remaining digit, find the prod…

How to square a number not ending in ze…

Find the square of the closest number ending in five or zero,…

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

30°-60°-90° right triangle

45°-45°-90° right triangle

The sum of any two sides of a triangle…

If we know the lengths of two sides of…

1-2-√3

1-1-√2

GREATER than the third side

Difference of other two sides < third side < Sum of other two…

30°-60°-90° right triangle

1-2-√3

45°-45°-90° right triangle

1-1-√2

Percent

Percent Increase

Percent Decrease

common multiple of 2 numbers

part = percent X whole

Amount of Increase/Original Whole X 100%

amount of decrease/original whole X 100%

prime factor both numbers; multiply each factor the greatest n…

Percent

part = percent X whole

Percent Increase

Amount of Increase/Original Whole X 100%

Isosceles triangle

3-4-5 Isosceles triangle

5-12-13 Isosceles triangle

30-60-90 right triangle

2 sides and their angles are the same length

Ratio: Legs = 3,4, hypotenuse = 5

Ratio: Legs = 5,12, hypotenuse = 13

Ratio: Legs = 1,√3, hypotenuse = 2... *equilateral triangle divid…

Isosceles triangle

2 sides and their angles are the same length

3-4-5 Isosceles triangle

Ratio: Legs = 3,4, hypotenuse = 5

inscribed figure circumfrence.

length of arch in circle

sum of all angles of a polygon

find one angle of regular polygon

if area of square is 36,each side of square is 6,find diagnaol…

N=# OF SIDES

inscribed figure circumfrence.

if area of square is 36,each side of square is 6,find diagnaol…

length of arch in circle

isosceles

equilateral

congruent

quadrilateral

a triangle with at least two congruent sides

A triangle with three congruent sides

Figures that have the same size and shape

A four-sided polygon.

isosceles

a triangle with at least two congruent sides

equilateral

A triangle with three congruent sides

Perfect Squares 1-15

How to recognize if a # is a multiple o…

Area of a rectangle

How to recognize a # as a multiple of 9

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

The sum of the digits it a multiple of 3 and the last two digi…

A = length x width

The sum of the digits is a multiple of 9.

Perfect Squares 1-15

1, 4, 9, 16, 25, 36, 49, 64, 81, 100, 121, 144, 169, 196, 225

How to recognize if a # is a multiple o…

The sum of the digits it a multiple of 3 and the last two digi…

Area of a rectangle

What is the first step for geometry pro…

All four interior angles of rectangles…

What is the Pythagorean theorem?

Area = (length) x (width)

Draw or redraw figures and fill in all given information

Right angles

*Used to find the length of the hypotenuse

Area of a rectangle

Area = (length) x (width)

What is the first step for geometry pro…

Draw or redraw figures and fill in all given information

it is an integer but it is neither posi…

its equal distance from 0 on the number…

the absolute value of any number is alw…

__________ is a multiple of every number

0

absolute value

positive

0

it is an integer but it is neither posi…

0

its equal distance from 0 on the number…

absolute value

integers

real numbers

factor

non real number

any whole number, positive or negative... -0 is an integer

-any number on number line... -can be negative and positive... -frac…

-any integer you get from dividing an integer by another integ…

-not on number line... -negative square root... -any number divided…

integers

any whole number, positive or negative... -0 is an integer

real numbers

-any number on number line... -can be negative and positive... -frac…

Counting factors of large numbers

Find factors of odd numbers

Find even factors

list of Squares of integers (perfect sq…

Steps:... 1) prime factorization of number ... 2) create list of exp…

1) same method ... 2) ignore exponent factors of 2!... Done!

1) same method as counting large factors ... 2) find odd factors…

1x1=1... 2x2=4... 3x3=9... 4x4=16... 5x5=25... 6x6=36... 7x7=49... 8x8=64... 9x9=81... 10…

Counting factors of large numbers

Steps:... 1) prime factorization of number ... 2) create list of exp…

Find factors of odd numbers

1) same method ... 2) ignore exponent factors of 2!... Done!

Factors

Multiple

Least common multiple

Greatest common divisor

Components used when multiplying

the outcome of multiplying

least positive integer that is a multiple of a and b, take pri…

greatest positive integer that is a divisor of a and b, take p…

Factors

Components used when multiplying

Multiple

the outcome of multiplying