Simplifying rational exponents

Simplify: 

• ∛121
• 121
• √11
• 1331

Simplify: 

• 1024
• 1 ⁄ 1024
• 32
• 1 / 32

Simplify: 

• (∛4) / 3
• 2 / 3
• 3 / (∛4)
• 3/2

Simplify

• 2∛-2
• 1 / (2∛-2)
• -1/2
• Not possible

Simplify: ∜(16c⁵d⁸)

• 2cd(∜c)
• 2cd²(∜c)
• 4cd²(∜c)
• 4cd²

Simplify 

• 2x²yz² ⁵√(xy³)
• 2x²yz⁴ ⁵√(xy³)
• 2xyz ⁵√(xy³z)
• 2x²yz⁴ ⁵√(xy³z)

• a⁶ / b¹²
• b¹²/ a⁴
• a¹² / b⁶
• 1 / a⁶b¹⁰

• 1 / (t² √r³)
• r⁹ / t¹²
• 1/(r⁹t³⁶)
• √r³ / t³⁶

• √49¹¹
• 7¹¹ 
• 49
• 7⁴ = 2401