Simplifying Radicals /Imaginary numbers

Front

Define a radical.

Back

A radical is a symbol used to indicate the root of a number, most commonly the square root.

Front

What is the square root of 16?

Back

4

Front

Simplify the expression: √(25).

Back

5

Front

What is an imaginary number?

Back

An imaginary number is a number that can be written as a real number multiplied by the imaginary unit 'i', where i = √(-1).

Front

What is the value of i^2?

Back

-1

Front

Simplify the expression: √(-9).

Back

3i

Front

What is the sum of the real parts in the expression (-6 - 7i) + (2 + 6i)?

Back

-4

Front

What is the sum of the imaginary parts in the expression (-6 - 7i) + (2 + 6i)?

Back

-1

Front

Simplify the expression: (-6 - 7i) + (2 + 6i).

Back

-4 - i

Front

What is the conjugate of the complex number 3 + 4i?

Back

3 - 4i