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(9x2+y)(3x2-y)?

1 Answer

Aug 10, 2018

#color(magenta)(=> 27x^4 - 6 x^2 y - y^2#

Explanation:

#(9x^2 + y) (3x^2 - y)#

#=> 27x^4 - 9 x^2y + 3x^2y - y^2#

#color(magenta)(=> 27x^4 - 6 x^2 y - y^2#

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