LDME- Module One Review

LDME- Module One Review

Combine Like Terms

Multiple Choice

Simplify the following expression:
3 + 5x + 8 - 2x

• -3x² - 11
• 3x² + 11
• 11 - 3x
• 11 + 3x

Multiple Choice

Simplify the expression: 7v + 2 + 12 + 2v

• 23
• 23v
• 9 + 14v
• 9v + 14

Multiple Choice

2f + f

• 3f
• 2f
• f

Order of Operations

Multiple Choice

Which operation should you perform first in the expression

 $\left(2+5\right)\ -\ 4^2$  

• addition

• multiplication

• parenthesis

• subtraction

Multiple Choice

(7 + 41) ÷ 2 – 15 =

• 19
• 9
• 25
• 3

Multiple Choice

What would be my first step? 3 + 4 x 6 - 4 =

• Addition

• Multiplication

• Subtraction

• Division

Multiple Choice

Pick the correct sequence of steps for Order of Operations:

• Parentheses, Multiplication/Division, Addition/Subtraction, Brackets, Braces

• Multiplication/Division, Addition/Subtraction, Parentheses, Brackets, Braces

• Parentheses, Brackets, Braces, Multiplication/Division, Addition/Subtraction

• Parentheses, Braces, Brackets, Addition/Subtraction, Multiplication/Division

Integers

Multiple Choice

Negative + Negative = ??

• Positive
• Negative
• It Depends

Multiple Choice

-5 - (- 3)

• -8
• 8
• -2
• 15

Multiple Choice

-32/8

• -4
• -5
• 4
• 24

Exponent Rules

Multiple Choice

Simplify:  (m⁹)²

• m¹¹
• 2m⁹
• m¹⁸
• m^4.5

Multiple Choice

Simplify the expression.

• 7⁶
• 7^-5
• 1/7⁵
• 7⁵

Multiple Choice

Simplify:  $\left(-x^3\right)\left(-5x\right)$  

•  $5x^4$  

•  $-5x^4$  

•  $5x^3$  

•  $-5x^3$  

Multiple Choice

Simplify

• x²

• x

• 1

• x⁸

Multiple Choice

According to exponent rules, when we multiply powers we _______ the exponents.

• add
• subtract
• multiply
• divide

Multiple Choice

According to exponent rules, when we divide powers we _______ the exponents.

• add
• subtract
• multiply
• divide

Multiple Choice

Which letter represents the exponent?

• A

• B

• C

Multiple Choice

Simplify   (2m⁴)(5m²)

• 10m⁶
• 10m⁸
• 7m⁶
• 7m⁸

Multiple Choice

Simplify the expression.
x⁴ (x¹²)

• x³
• x⁴⁸
• x¹⁶
• x⁸

Multiple Choice

^simplify 5x³ 2x²

• 10x⁵
• 3x
• 10x⁶
• 7x⁵