Week 4

2n⁴ * 6n⁴

• 8n⁴
• 12n⁸
• 8n¹⁶
• none of the above

Tags

CCSS.Math.Content.8.EE.A.1

5b² * 8b

• 45b³
• 40b³
• 13b²
• 5b³

Tags

CCSS.Math.Content.8.EE.A.1

Evaluate the expression using the quotient rule.

• x¹³
• x⁵
• x³⁶
• x^-5

Tags

CCSS.Math.Content.8.EE.A.1

Simplify to an equivalent expression BUT leave in exponent form.
                                   4³⋅4⁵

• 4⁸
• 16⁸
• 4¹⁵
• 16¹⁵

Tags

CCSS.Math.Content.8.EE.A.1

Simplify.
2^-3 ⋅ 2^-4

• ¹/₁₂₈
• 2^-7
• 2¹²
• 2⁷

Tags

CCSS.Math.Content.8.EE.A.1

According to exponent rules, when we multiply two power with the same base we _______ the exponents.

Example: c⁶ ⋅ c⁴

• add

• subtract

• multiply

• divide

Tags

CCSS.Math.Content.8.EE.A.1

Which is greater, 2654⁰ or 5⁰?

• 2654⁰

• 5⁰

• They are the same

• Zero is greater

Tags

CCSS.Math.Content.8.EE.A.1

 $4c^8d^{-3}\cdot5c^{-5}d^{-1}$  

•  $9c^3d^4$  

•  $\frac{20c^3}{d^4}$  

•  $20c^3d^4$  

•  $\frac{20}{c^3d^4}$  

Tags

CCSS.Math.Content.8.EE.A.1

Simplify the expression:

 $\left(k^2\right)^5$  

•  $k^7$  

•  $k^3$  
  

•  $k^{32}$  
  

•  $k^{10}$  
  

Tags

CCSS.Math.Content.8.EE.A.1

 $\left(3x^4y^2z^5\right)^4$  

•  $81x^{16}y^8z^{20}$  

•  $27x^6y^3z^9$  

•  $9x^6y^2z^7$  

•  $12x^8y^6z^9$  

Tags

CCSS.Math.Content.8.EE.A.1