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Mathematics 15 Online
OpenStudy (anonymous):

How to multiply x^2-y^2 * 25y^2-x^2

OpenStudy (ghazi):

use distributive law

OpenStudy (anonymous):

(x^2-y^2)(25y^2-x^2)

OpenStudy (anonymous):

THEN FOIL?!!? THATS LOL CRAZY

OpenStudy (ghazi):

(x^2-y^2)*(25y^2-x^2)= x^2*25y^2-x^4-25y^4-(xy)^4...now you can solve

OpenStudy (ghazi):

\[50x^2y^2-x^4-25y^4-(xy)^4\]

OpenStudy (anonymous):

ohgosh lemme write it cleaner LOL|dw:1345055078233:dw|

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