Expression Formative

1. What is a coefficient?

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

2. What is a term?

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

3. What is a constant?

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

4. What is a variable?

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

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

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

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

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

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

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

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

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

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) 12
B) 20
C) 125
D) 17

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