Expression Formative

1. What is a coefficient?

A) A fixed, unchanging value, just a number without a variable
B) Part of an algebraic expression, separated by addition and subtraction.
C) A number that is multiplied by the variable.
D) A letter used to represent a quantity that can change.

2. What is a term?

A) A letter used to represent a quantity that can change.
B) A number that is multiplied by the variable.
C) A fixed, unchanging value, just a number without a variable
D) Part of an algebraic expression, separated by addition and subtraction.

3. What is a constant?

A) A number that is multiplied by the variable.
B) A fixed, unchanging value, just a number without a variable
C) Part of an algebraic expression, separated by addition and subtraction.
D) A letter used to represent a quantity that can change.

4. What is a variable?

A) A number that is multiplied by the variable.
B) Part of an algebraic expression, separated by addition and subtraction.
C) A fixed, unchanging value, just a number without a variable
D) A letter used to represent a quantity that can change.

5. Write the expression 9 x 9 x 9 in exponential form:

A) 9 x 3
B) 27
C) 9 to the 3rd power
D) 999

6. Write 2 to the 5th power as a multiplication expression

A) 25
B) 5 x 2
C) 22 x 22
D) 2 x 2 x 2 x 2 x 2

7. Find the value of 4 to the 3rd power

A) 43
B) 444
C) 4 x 4
D) 64

8. 19 + 2 x (3 x 8) divided by 2 to the 3rd power

A) 300
B) 85
C) 25
D) 2.7

9. Explain in your own words, in detail how you would use the order of operations. (Hint: PEMDAS)

10. Solve. 15/x + 4x for x = 3

A) 17
B) 12
C) 20
D) 125

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