bmxmarie
bmxmarie bmxmarie
  • 26-05-2017
  • Mathematics
contestada

Find the two values for 81 squared

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aitoc40
aitoc40 aitoc40
  • 26-05-2017
the two values are positive 9 and negative 9
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ranenb4164
ranenb4164 ranenb4164
  • 26-05-2017
the answer is plus or minus nine
Answer Link

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