The problems and examples in the video are arranged from basic to difficult
from start to finish..
Practice Exercises:
Find the product of the sum and difference of two terms.
1.) ( x - 10) ( x + 10 )
2.) ( m + 2n ) ( m - 2n )
3.) ( 5x + 4 ) ( 5x - 4 )
4.) (3/4 x^2 y^2 + 1/2 a^2) (3/4 x^2 y^2 - 1/2 a^2)
5.) [ (x + 4) - 15 ] [ (x + 4) + 15]
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