Flashcards in math midterm 2015 Deck (75)

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## Numbers are divided into eight categories. List them

### Natural, whole, integer, rational, irrational, real, imaginary, and prime

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## 1,2,3,4,...,infinity

### Natural

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## Symbol for Natural numbers

### N

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## 0, 1, 2, 3,…, Infinity

### Whole

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## What is the symbol for whole numbers

### W

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## -infinity,....., -2, -1, 0, 1, 2,.....Positive infinity

### Integer

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## What is the symbol for integer

### Z

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##
Fractions whose decimals either terminate or repeat

Ex) .25 or .7777777778

### Rational

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## What is the symbol for a rational numbers

### Q

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## Fractions is decimals do not repeat or terminate

### Irrational

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## All numbers except imaginary numbers

### Real numbers

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## Numbers containing an ℹ️

### Imaginary

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## ℹ️equals the _________ and ℹ️squared equals ___

### square root of negative one; -1

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## Number is divisible by one and itself

### Prime numbers

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## In the product rule you blank like bases and blank exponents

### Multiply; Add

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## In the quotient rule you blank like bases and blank exponents

### Divide; Subtract

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## In what rule did you multiply the powers (exponents)

### Power rule

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## When you have a negative exponent, what do you do to make it positive

### Change floors

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## With a blank, the denominator goes to the hoopy-hoo and the numerator becomes the power

### Rational exponents

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## With a zero exponent, anything raised to the zero power is

### One

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## What is Valentine's Day and St. Patrick's Day

###
The square root of two equals 1.4

The square root of three equals 1.7

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## To add and subtract fractions what do you do

### Find common denominator and add the numerator

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## To multiply fractions…

### You multiply across the numerator and the denominator her and simplify your answer

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## How do you divide fractions

### When dividing fractions don't ask why flip the second and multiply

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## What is the acronym for changing improper fractions to mix numbers

### MA! (multiply up to the left, add up to the right)

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## How do you change improper fractions to mixed numbers

### Divide the numerator by the denominator, put the remainder over the denominator

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## What is the base form of scientific notation

### a x 10^n

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## In scientific notation, "a" must be between……

### One and nine

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## If the exponent is positive, move the decimal to…

### The right

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