Busy. Please wait.
Log in with Clever

show password
Forgot Password?

Don't have an account?  Sign up 
Sign up using Clever

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.
Your email address is only used to allow you to reset your password. See 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.
Didn't know it?
click below
Knew it?
click below
Don't Know
Remaining cards (0)
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


Chapter 6 vocab. rational expressions

Rational Expression This can be written as the quotient of P/Q of two polynomials P and Q as long as Q is not 0
Opposites The expression ( x - 8) and (8 - x) are an example of this.
Expression This is written without an equal sign.
Equation This is written with an equal sign
Directly This is the relationship between y and x in the equation y = kx
Constant of Variation The value of k in the equation y = kx
Undefined Is a result when dividing by zero
Long Division To divide a polynomial by a polynomial other than a monomial and can be used when dividing by (3x - 1) as an example.
Inversely In the equation y = k/x, y is said to vary this way with x.
Domain This can be written in the form { x l x is a real number and x is not equal to the number(s) which would make the denominator zero.
Complex Fraction A rational expression whose numerator, denominator, or both contain one or more rational expressions.
Least Common Denominator The _____________ of a list of rational expressions is a polynomial of least degree whose factors include the denominator factors in the list.
Jointly In the equation y = kHz, y varies this way as x and z.
Extraneous Solution It is a proposed solution that makes the denominator zero or does not work in the original equation.
Simplified Reducing to the smallest terms.
Created by: dcharm
Popular Math sets




Use these flashcards to help memorize information. Look at the large card and try to recall what is on the other side. Then click the card to flip it. If you knew the answer, click the green Know box. Otherwise, click the red Don't know box.

When you've placed seven or more cards in the Don't know box, click "retry" to try those cards again.

If you've accidentally put the card in the wrong box, just click on the card to take it out of the box.

You can also use your keyboard to move the cards as follows:

If you are logged in to your account, this website will remember which cards you know and don't know so that they are in the same box the next time you log in.

When you need a break, try one of the other activities listed below the flashcards like Matching, Snowman, or Hungry Bug. Although it may feel like you're playing a game, your brain is still making more connections with the information to help you out.

To see how well you know the information, try the Quiz or Test activity.

Pass complete!
"Know" box contains:
Time elapsed:
restart all cards