Tutorial - Learn what is root of a number means with even and odd roots, cuberoot(64), cuberoot(-64)

The video introduces imaginary numbers, starting with a review of cube roots, including both positive and negative numbers. It explains the limitations of square roots with negative numbers and introduces the imaginary unit 'i' to address these limitations. The video demonstrates how to express the square root of negative numbers using 'i', expanding the number system to include imaginary numbers.

What is the cube root of 64, and how is it derived?

Discuss the difference between odd roots and even roots in terms of negative numbers.

Explain why we cannot take the square root of a negative number.

How can we rewrite the square root of -64 using the imaginary number system?

What is the imaginary unit, and how is it represented in this context?