zabid20 zabid20
  • 05-06-2018
  • Mathematics
contestada

Perform the indicated operation

Perform the indicated operation class=

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mkryukova19 mkryukova19
  • 05-06-2018
[tex] \frac{z^{2}-y^{2}}{a^{2}-b^{2}} : \frac{z+y}{a-b} =\frac{(z-y)(z+y)}{(a-b)(a+b)}* \frac{a-b}{z+y} = \frac{z-y}{a+b} [/tex]
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