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30 Cards in this Set
- Front
- Back
Divisibility Rule for 2
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last digit is even
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Divisibility Rule for 3
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sum of the digits is divisible by 3
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Divisibility Rule for 4
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last 2 digits are divisible by 4
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Divisibility Rule for 5
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last digit is zero or five
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Divisibility Rule for 6
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if number is divisible by 2 and 3
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Divisibility Rule for 8
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last 3 digits are divisible by 8
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Divisibility Rule for 9
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sum of digits are divisible by 9
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Divisibility Rule for 10
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ends in zero
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prime number
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a whole number with only 2 factors: 1 and itself
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composite number
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a whole number with more than 2 factors
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prime factorization
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composite number written as a product of primes
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monomials
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number, variable, or product of numbers and variables
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factoring monomials
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monomial factored as a product of primes and variables but no exponents greater than one, negative coefficients can be factored using -1 as a factor
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greatest common factor
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greatest number that is a factor of two or more numbers
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two methods of greatest common factors are
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prime factorization- used if numbers are large
list the factors- used if numbers are small |
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GCF of algebraic expressions
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find the GCF of two monomials by finding their common prime
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power
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numbers expressed using exponents
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base
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common factor (item immediately left of the exponent)
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exponent
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how many times the base is used as a factor
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standard form
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number written without exponents
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exponential form
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number written with exponents
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0
n = |
1
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factoring expressions with more than one term
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use distributive property in reverse
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simplest form
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when the GCF of the numerator and the denominator is 1
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algebraic fraction
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fraction that has variables in the numerator and/or the denominator can be written in simplest form
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product of powers
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when multiplying powers with the same base
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quotient of powers
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when dividing powers with the same base
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negative exponents
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refers to the inverse of a number (reciprocal)
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scientific notation
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method of writhing very large and very small numbers in a more concise way to keep track of place value
a number expressed as a product of a number an a power of 10 the number must be greater than 1 and less than 10 |
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standard notation
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form of a number you are use to seeing where a decimal determines place value
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