Busy. Please wait.

show password
Forgot Password?

Don't have an account?  Sign up 

Username is available taken
show password


Make sure to remember your password. If you forget it there is no way for StudyStack to send you a reset link. You would need to create a new account.
We do not share your email address with others. It is only used to allow you to reset your password. For details read our Privacy Policy and Terms of Service.

Already a StudyStack user? Log In

Reset Password
Enter the associated with your account, and we'll email you a link to reset your password.
Don't know
remaining cards
To flip the current card, click it or press the Spacebar key.  To move the current card to one of the three colored boxes, click on the box.  You may also press the UP ARROW key to move the card to the "Know" box, the DOWN ARROW key to move the card to the "Don't know" box, or the RIGHT ARROW key to move the card to the Remaining box.  You may also click on the card displayed in any of the three boxes to bring that card back to the center.

Pass complete!

"Know" box contains:
Time elapsed:
restart all cards
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.

  Normal Size     Small Size show me how

Algebra exam 1

Quantity anything that can be measured or counted
variable a symbol, usually a letter, that represents the value of a variable quantity
algebraic expressions a mathematical phrase that includes one or more variables
numerical expression a mathematical phrase involving numbers and operation symbols, but no variables
set a well-defined collection of objects or numbers
element of a set an object or number in a set
subset a set within a set
natural numbers numbers you use to count
whole numbers natural numbers including zero
integers positive and negative natural numbers including zero
rational numbers any number that can be written as a fraction
irrational numbers can't be written as fractions - decimals that go on forever and don't repeat
real numbers rationals and irrationals combined form the real numbers
deductive reasoning the process of reasoning logically from given facts to a conclusion
counterexample an example showing that a statement is false
absolute value the distance of a number from 0, always positive
quotient division
more than addition
doubled multiply
product multiply
less than subtract
sum add
increased by add
times multiply
difference subtract
one-seventh of divide
power represents repeated multiplication
exponent tells you how many times to multiply
base the number being multiplied
simplify changing a numerical expression to its single numerical value
reciprocals multiplicative inverses
term a number, variable, or the product of a number and variable
coefficient the numerical factor of a term
constant term has no variables
like terms have the same variables raised to the same powers
equation a mathematical sentence with an equal sign
open sentence an equation that contains variables and may be true or false depending on the value of the variables
solution a value of the variable that makes the equation true
Created by: MoancoG20