Learning Check - Simplifying Radical Expressions

Front

Simplify: 2√27 + 3√3

Back

9√3

Front

Simplify: 3√2 - 3√18

Back

-6√2

Front

Simplify: 3√16

Back

12

Front

Simplify: √45

Back

3√5

Front

Simplify: √200

Back

10√2

Front

What is a radical expression?

Back

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

Front

What is the square root of 16?

Back

4

Front

How do you simplify √a * √b?

Back

√(a*b) if a and b are non-negative.

Front

What is the principle of simplifying radicals?

Back

To express a radical in its simplest form by removing perfect squares.

Front

What is √(x^2)?

Back

|x| (the absolute value of x).