arinkim007
arinkim007 arinkim007
  • 24-03-2018
  • Mathematics
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Help on question 30!!

Help on question 30 class=
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sqdancefan
sqdancefan sqdancefan
  • 24-03-2018
The given identity tells you ...
.. (sum of numbers) * (sum of squares - product) = (sum of cubes)

Substituting the given information, you have
.. (sum of numbers) * (29 -10) = 133
Then you can divide by (29 -10) to get
.. sum of numbers = 133/19 = 7

The sum of the two numbers is 7.
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