Across
- 3. given a nonzero rational number a/b, the multiplipative inverse, or reciprocal, is b/a. the product of a nonzero number number and its multiplicative inverse is 1.
- 9. ax0=0
- 11. a+0=0
- 14. a symbol, usually, a letter that represents the values of a variable.
- 15. mathematical sentence that uses an equal sign
- 16. the expression under the radical symbol
- 18. radical symbol and radicand
- 20. The product of 3 and a minus 4
- 21. term that has no variable
- 23. 9 less than x
- 24. mathematical phrase involving numbers and operation symbols.
- 27. contains one or more variables and may be true or false depending on the valuses of its variables
- 28. numbers that are the same distance from the number line but are on the other side.
- 30. 8 times a number n
- 31. numbers that have the same variable factors
Down
- 1. (a+b)+c=a(b+c)
- 2. a numbers distance from the number line
- 4. number variable or the product of a number and one or more variables
- 5. two algebraic expressions that have the same value for all values of variables
- 6. a+b=b+a, 3x7=7x3, 3-7=7-3
- 7. containing a variable is a value of the variable that makes the equation true
- 8. anything that can be measured or counted.
- 10. the order in which you solve a problem
- 12. a number and its opposite
- 13. mathematical phrase involving numbers and operation symbols.
- 17. an example that shows that a statement is false.
- 19. process of reasoning logically from given facts to a conclusion
- 22. 9 less than the quotient of 6 and x
- 25. numeral factor of a term
- 26. square of an integer
- 29. the sum of x and 8, x plus 8