Busy. Please wait.

Forgot Password?

Don't have an account?  Sign up 

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.

By signing up, I agree to StudyStack's Terms of Service and Privacy Policy.

Already a StudyStack user? Log In

Reset Password
Enter the email address associated with your account, and we'll email you a link to reset your password.

Remove ads
Don't know (0)
Know (0)
remaining cards (0)
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


conditional if-then statement that has two parts:hypothesis and conclusion
hypothesis part of conditional following if
conclusion part of conditional following then
truth value either true (both parts of conditional are true) or false ( find one counterexample)
converse switches hypothesis and conclusion
biconditional a statement you get by the conditional and its converse (if both are true) with and or if and only if
good definitions reversible, uses clearly understood terms, and precise
law of syllogism if p>q and q>r are true statements, then p>r is a true statement
law of detachment if p>q is a true statement and p is true, then q is true