Front

What is the simplest radical form of √40?

Back

2√10

Front

How do you simplify √-32?

Back

4i√2

Front

What is the result of ±i√6?

Back

±i√6

Front

What is the simplest radical form of √28?

Back

2√7

Front

What is a radical expression?

Back

An expression that includes a root, such as a square root or cube root.

Tags

CCSS.8.NS.A.1

Front

What does it mean to simplify a radical?

Back

To express the radical in its simplest form, removing any perfect square factors.

Front

What is the square root of a negative number?

Back

It is expressed in terms of 'i', the imaginary unit, where i = √-1.

Front

What is the product of two square roots?

Back

√a * √b = √(a*b) for non-negative a and b.

Front

What is the sum of two square roots?

Back

√a + √b cannot be simplified further unless a and b are perfect squares.

Front

How do you rationalize the denominator of a fraction with a radical?

Back

Multiply the numerator and denominator by the radical in the denominator.