Positive and Negative Squares and Cubes
Grade 8•45 minutes
Learning Objective
I can simplify numerical expressions containing positive and negative perfect square and cube roots.
Practice Questions
This lesson includes 7 practice questions to reinforce learning.
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1. What is the cube root of -27?
2. Explain why you can find the cube root of a negative number, but not the square root of a negative number (without using imaginary numbers).
3. Evaluate: ³√(-8) + √16
...and 4 more questions
Educational Video
Cube Roots of Positive and Negative Perfect Cubes
Downstairs Math