mackenzieculver04 mackenzieculver04
  • 17-05-2021
  • Mathematics
contestada

Please answer both!!

Please answer both class=

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jimmel49 jimmel49
  • 17-05-2021
27. 9x^2-24x+16=0
(3x-4)^2=0
3x-4=0
3x=4
x=4/3


28. 9x^2-30x+26=1

9x^2-30x+26-1=0

9x^2-30x+25=0
(3x-5)^2=0
3x-5=0
3x=5
x=5/3
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