4.0 - 4.1 Review

DEFINE Term...

• Numbers that end in the same variable(s)

• A number, letter, or a number times a letter separated by a plus or minus sign.

• A number in front of a variable used to multiply a variable.

• A letter that represents an unknown number.

DEFINE Coefficient...

• A number in front of a variable used to multiply the variable.

• Two or more numbers that you multiply together to form a product.

• A number that has NO variable attached (a plain old number).

• A letter that represents an unknown variable.

DEFINE Variable...

• A number that end in the same letter

• A number that has NO letter attached (a plain old number).

• A letter that represents an unknown value.

• A mathematical statement (numbers, variables, and at least one order of operation) with an equal sign.

DEFINE Like Terms...

• A mathematical statement (numbers, variables, and at least one order of operation) with NO equal sign.

• A number, letter, or a number times a letter separated by a plus or minus sign.

• Terms that have the same variable(s). The variable(s) MUST have same exponent.

• A mathematical statement (numbers, variables, and at least one order of operation) with an equal sign.

DEFINE Factors...

• Terms that end in the same variable(s). Variables MUST have same exponent.

• Two or more numbers that you multiply together to form a product.

• A letter that represents an unknown variable.

• A number, letter, or a number times a letter separated by a plus or minus sign.

DEFINE Constant...

• A term that has NO variable (a plain old number)

• Two or more numbers that you multiply together to form a product.

• A letter that represents an unknown number.

• A number in front of a variable used to multiply a variable.

DEFINE Expression...

• A mathematical statement (numbers, variables, and at least one order of operation) with NO equal sign.

• A mathematical statement (numbers, variables, and at least one order of operation) with an equal sign.

• A number, letter, or a number times a letter separated by a plus or minus sign.

• 
  A number in front of a variable used to multiply a variable.

  
  

DEFINE Equation...

• A number that has NO variable attached (a plain old number).

• 
  A number in front of a variable used to multiply a variable.

  
  

• A mathematical statement (numbers, variables, and at least one order of operation) with NO equal sign.

• A mathematical statement (numbers, variables, and at least one order of operation) with an equal sign.

If I ask you to find the PRODUCT of 5 and 6, what order of operation should you do?

• Division

• Subtraction

• Addition

• Multiplication

If I ask you to find the DIFFERENCE of 10 and 4, what order of operation should you do?

• Addition

• Subtraction

• Multiplication

• Division