Adding and Subtracting Radicals

Front

What is the result of √5 + √20?

Back

3√5

Front

What is the result of √18 - √12?

Back

√2

Front

The number under the radical sign or square root sign is called the ______.

Back

radicand

Front

What is the result of (3√8) + (2√2)?

Back

8√2

Front

Simplify 2(√27 + 3√3).

Back

9√3

Front

What is a radical expression?

Back

An expression that includes a square root, cube root, or higher 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 result of √50?

Back

5√2

Front

What is the sum of √2 and √8?

Back

3√2