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Algebra Homework Help : More Expansions of Algebraic Expressions


 Expand each of the following and type only the expanded answer in the input box.
Leave no spaces when typing the answer.
EXAMPLE: (x + 2)(12x2 - x - 63) =12x3+23x2-65x-126
Since there are multiple ways of writing an answer, it is possible the computer may mark a correct answer wrong.
So, please always check the answers and explanations.


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1.

 (x + 5)(x + 7)(x + 9) =
 
Hint      

2.

 (2 + y)(y4 + 8y2 - 3y - 7) =
 
Hint      

3.

 (y - 4)(y + 8)(y - 6) =
 
Hint      

4.

 10z(x - 2z)(x + 2z) =
 
Hint      

5.

 (1 + z2)(1 - z)(1 + z) =
 
Hint      

6.

 2z(z2 - 4)(z3 + 7z) =
 
Hint      

7.

 (3z + 2)(z + 5)(z + 5) =
 
Hint      


 
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More Expansions of Algebraic Expressions
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Finding the GCF in Algebraic Terms