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FOA2-Unit 1
Number Theory
| Question | Answer |
|---|---|
| power | a number expressed using exponents |
| base | in a power, the number used as a factor |
| factor | two or more numbers that are multiplied together to form a product |
| exponent | in a power the number that tells how many times the base is used as a factor |
| exponential form | numbers written with exponents |
| standard form | numbers written without exponents |
| squared | a number multiplied by itself |
| cubed | a product in which the number is a factor three times |
| perfect square | numbers whose square roots are whole numbers |
| square root | one of the two equal factors of a number |
| radical sign | the symbol used to indicate a non-negative square root |
| scientific notation | the product of a number at least 1 but less than 10, and a power of ten |
| properties | statements that are true for any number or variable |
| commutative property | the order in which two numbers added or multiplied does not change their sum or product |
| associative property | the way in which three numbers are grouped when they are added or multiplied does not change their sum or product |
| identity property | the sum of an addend and zero is the addend; the product of a factor and one is the factor |
| inverse property | the result of two real numbers that when combined will result in the identity element |
| distributive property | to multiply a sum by a number, multiply each addend of the sum by the number outside the parentheses |
| zero property | any number multiplied by zero is zero AKA multiplicative property of zero) |