Seudónimo Seudónimo
  • 09-04-2017
  • Mathematics
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i need help with this question fast! i don't have a lot of time! can someone help me please???

i need help with this question fast i dont have a lot of time can someone help me please class=

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irspow
irspow irspow
  • 09-04-2017
16x^4-81y^4  difference of perfect squares...

(4x^2-9y^2)(4x^2+9y^2)  that's one of the equivalents...

(2x+3y)(2x-3y)(4x^2+9y^2)  that's another one of them...
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