Page 21 - MODULE 1 Q1MATH8

Lesson
Lesson 3
Factoring:
Sum or Difference of Two Cubes
What’s In
In the previous lesson, you have learned how factoring of difference of two squares is done and what expression is considered the difference of two squares. You are now ready to find the factors of the sum or difference of two cubes. To factor the sum or difference of two cubes, you need to learn the roots of the cubes from the expression and understand the formula in factoring sum or difference of two cubes.
What’s New
Description: In this part, we will learn the different cubes and roots of numbers 1-10 as well as roots of the variables.
Directions: Study the table.
Squares
of the
Cubes
Roots
Root
Cubes
Roots
Squares
of the
Root
1
1
1
216
6
36
8
2
4
343
7
49
27
3
9
512
8
64
64
4
9
81
125
16
25
729
5
1000
10
100
12