Add and Subtract Radicals

Front

Simplify: 3√6 - 4√6

Back

-√6

Front

Simplify: 3√5 + √20 - √45

Back

2√5

Front

Simplify: -11√21 - 11√21

Back

-22√21

Front

Simplify: 3√18 - 2√2

Back

7√2

Front

Simplify: 3√8 + 3√2

Back

9√2

Front

Definition: Radical

Back

A symbol (√) used to indicate the square root or nth root of a number.

Front

Definition: Like Radicals

Back

Radicals that have the same index and radicand, allowing them to be added or subtracted.

Front

Definition: Unlike Radicals

Back

Radicals that have different radicands or indices, which cannot be combined.

Front

Example: Simplify 2√3 + 5√3

Back

7√3

Front

Example: Simplify √12 + √27

Back

√3(2 + 3) = 5√3