This symbol is called what?
(see board)
Square Root
What is the square root of 4?
2
What is the cube root of 8?
2
Solve for x.
Square root of x = 2
x = 4
Solve for x.
Cube root of x = 2
x = 8
This symbol is called what?
(see board)
Cube root
What is the square root of 16?
What is the cube root of 27?
3
Solve for x.
Square root of x = 5
x = 25
Solve for x.
Cube root of x = 4
x = 64
How to "undo" a square
(Ex: x2)
Square Root
What is the square root of 25?
5
What is the cube root of 64?
4
Solve for x.
Square root of x = 7
x = 49
Solve for x.
Cube root of x = 5
x = 125
How to "undo" a cube
(Ex: x3)
Cube root
What is the square root of 144?
12
What is the cube root of 125?
5
Solve for x.
Square root of x = 10
x = 100
Solve for x.
Cube root of x = 6
x = 216
The name used for the number under the square root symbol
Radicand
What is the square root of 400?
20
What is the cube root of 343?
7
Solve for x.
Square root of x = 12
x = 144
Solve for x.
Cube root of x = 10
x = 1,000