Radicals and Imaginary Numbers

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What is the definition of an imaginary number?

Back

An imaginary number is a complex number that can be written as a real number multiplied by the imaginary unit 'i', where i is defined as the square root of -1.

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What is the principal square root of a negative number?

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Front

What is the relationship between radicals and imaginary numbers?

Back

Radicals can involve imaginary numbers when taking the square root of negative numbers, resulting in imaginary solutions.

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Front

What is the definition of a radical?

Back

A radical is an expression that includes a root, such as a square root, cube root, etc.