Adding Subtracting Multiplying Dividing Radicals

Add:  2√3 + 3√3

•  5√6 

• 6√3 

• 5√3 

Add:  √20 + √45

• √65

• 5√5

• 10√5

• 13√5

Subtract: 2√18 - 3√8

• 0

• 3√2

• √2

• -4√2

Find the product: (3√6)(2√3)

• 6√18

• 54√2

• 18√2

• 18

In Adding o subtracting radicals, you can only add or subtract similar _______.

• A. Index

• B. Radicals

• C. Fraction

• D. Coefficient

To add or subtract similar radicals, add or subtract only the ______ of the radical number and copy the common radicals.

• A, Exponent

• B. Coefficients

• C. Radicals

• D. Index

How many cases to be considered in multiplying radicals?

• A. 1

• B. 2

• C. 3

• D. 4

When _____ or _____ we must get common radicals.

• Multiplying or dividing

• Adding or subtracting

• distributing or dividing

• squaring or multiplying

2√5 + 4√5 =

• 6√10

• 8√10

• 8√5

• 6√5

• A
• B
• C
• D