Radicals

Question 1

Multiplication and division

Answer 1

First multiply/ divide the numbers outside the radical, then the numbers inside

Question 2

Simplifying

Answer 2

Perfect squares under radical can be simplified out through multiplication, but not addition

Question 3

Exponent under radical

Answer 3

Under radical, remove radical and divide it by 2, under cube root divide it by 3

Question 4

Decimal under radical

Answer 4

Remove radical, take square root of number, and divide number of decimal places by 2. If under cube root, take cube root of number and divide decimal places by 3

Question 5

a^1/2

Answer 5

Square root a

Question 6

a^b/c

Answer 6

c root a to the power of b

Question 7

Addition and subtraction

Answer 7

Only like radicals (same number underneath) can be added or subtracted from one other