EXPRESSIONS

TERMS

100

NAME A TERM IN THE FOLLOWING EXPRESSION

3A + 4B + 1

3A 0R 4B OR 1

200

WHAT IS A TERM?

A SINGLE VARIABLE, A SINGLE NUMBER, OR A VARIABLE WITH A COEFFICIENT.

300

WHAT ARE THE LIKE TERMS THAT YOU SEE?

3A + 3B - 2A + 9C

3A AND -2A

400

CAN WE COMBINE TERMS TOGETHER?

FOR EXAMPLE:

2A + 1B = 3AB?

ONLY LIKE TERMS CAN BE COMBINED

CONSTANTS

100

NAME A CONSTANT IN THE FOLLOWING EXPRESSION

-1Z + 2A + 3 + 1

3 OR 1 OR 4

200

WHAT IS A CONSTANT?

A SINGLE NUMBER OR VALUE THAT NEVER CHANGES

300

CAN YOU COMBINE CONSTANTS IN EXPRESSIONS WHEN THEY ARE NOT NEXT TO EACH OTHER?

FOR EXAMPLE:

2P - 1 + 4R + 6

YES! JUST REMEMBER THAT THEY KEEP THE SIGN IN FRONT OF THEM

400

COMBINE LIKE TERMS. WHAT IS YOUR FINAL EXPRESSION?

2 + 2X + 3 - 4 + X - 1

3X

COEFFICIENTS

100

NAME A COEFFICIENT IN THE FOLLOWING EXPRESSION

1 + 4F - 5Z + 9

4 OR -5

200

WHAT IS A COEFFICIENT?

A SINGLE NUMBER IN FRONT AND ATTACHED TO A VARIABLE

300

WHY CAN'T WE COMBINE CONSTANTS AND COEFFICIENTS?

FOR EXAMPLE:

1 + 3E = 4E?

BECAUSE THEY ARE DIFFERENT TYPES OF TERMS

400

NAME ME ALL THE COEFFICIENTS BELOW

2B + C - 4 + 5E - B

2 , 1 , 5 , -1

VARIABLES

100

NAME A VARIABLE IN THE FOLLOWING EXPRESSION

2 - 5 + 4 

THERE IS NONE!

200

WHAT IS A VARIABLE?

A SYMBOL THAT REPRESENTS A MATHEMATICAL VALUE

300

ALL VARIABLES HAVE A COEFFICIENT IN FRONT OF IT. WHAT IS THE COEFFICIENT FOR OUR VARIABLE BELOW?

-Z

-1

400

EVALUATE THE EXPRESSION BELOW

2X + 4

WHEN X = 2

8

OPERATIONS

100

WHAT OPERATION IS BEING PERFORMED IN THE FOLLOWING EXPRESSION?

4F - 2L + 5

BOTH ADDITION AND SUBTRACTION

200

WHAT IS AN OPERATION?

A RULE THAT HELPS TO CALCULATE A VALUE.

ADDITION, SUBTRACTION, MULTIPLICATION, DIVISION

300

ARE OPERATIONS CONSIDERED A TERM?

NOOOO, REMEMBER OPERATIONS ARE ACTIONS YOU DO TO TERMS

400

OPERATIONS HAVE INVERSES ( OR OPPOSITES). WHAT IS THE OPPOSITE OF SQUARING A NUMBER?

FOR EXAMPLE:

2^2

TAKING THE SQUARE ROOT

sqrt(2)