ogdavidd
ogdavidd ogdavidd
  • 21-06-2018
  • Mathematics
contestada

ugh i never understand these, help meeeee!!!

ugh i never understand these help meeeee class=

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choixongdong
choixongdong choixongdong
  • 21-06-2018
                 2x                                            -y                                            2

6x            =2x *6x = 12x^2                  = 6x*(-y)   = -6xy                  = 6x(2) = 12x

-y            = 2x*(-y) = -2xy                    = (-y)*(-y) = y^2                   = 2*(-y) = -2y
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