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1.     Factor the expression 36a^4b^10-81a^16b^20 using the two different techniques listed for Parts a and b.

a.     Factor the given expression using the GCF monomial.

b.    Factor the given expression using the difference of squares.

 Nov 20, 2018
 #1
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36a^4b^10 - 81a^16b^20

 

a)   

 

9a^4b^10 ( 4 - 9a^12b^10)  = 

 

9a^4b^10  ( 2 +  3a^6b^5) (2 - 3a^6b^5)

 

b)

 

(6a^2b^5 + 9a^8b^10) (6a^2b^5 - 9a^8b^10)

 

 

cool cool cool

 Nov 20, 2018
edited by CPhill  Nov 20, 2018

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