New
New
Square and cube roots
I can explain the concept of square root and cube root and calculate them.
Lesson 9 of 19
New
New
- Year 7
Square and cube roots
I can explain the concept of square root and cube root and calculate them.
I can explain the concept of square root and cube root and calculate them.
I can explain the concept of square root and cube root and calculate them.
Perfect square - A perfect square is the same as a square number.
Perfect cube - A perfect cube is the same as a cube number.
Square number - A square number is the product of two repeated integers.
Cube number - A cube number is the product of three repeated integers.
The root of an integer is half of the integer.
The square root is the inverse of a square number. A square is the product of 2 repeated integers.
square numbers - 1, 4, 9, 16, 25, 36, ...
cube numbers - 1, 8, 27, 64, 125, 216, ...
even numbers - 2, 4, 6, 8, 10, 12, ...
odd numbers - 1, 3, 5, 7, 9, 11, ...
multiples of 3 - 3, 6, 9, 12, 15, 18, ...
multiples of 1 - 1, 2, 3, 4, 5, 6, ...
$$\sqrt{64}$$ - 8
$$\sqrt[3]{125}$$ - 5
$$\sqrt{1}$$ - 1
$$\sqrt{49}$$ - 7
$$\sqrt{169}$$ - 13
$$\sqrt[3]{64}$$ - 4