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1. Greatest common factor
2. Trial and error (Also called FOIL)
3. Difference of squares
4. Difference of cubes
5. Sum of cubes
Always factorize as completely as you can.
1. Greatest common facto
A power tells us how many times a number, variable
or expression needs to be multiplied with itself.
In general, for a positive integer, is the
abbreviation for the product of s.
We now give the exponen