kkealexander kkealexander
  • 01-10-2016
  • Mathematics
contestada

The square of a whole number is 2809 what is the number

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gigi0720 gigi0720
  • 01-10-2016
the square of 2809 is 53.
Answer Link
Аноним Аноним
  • 01-10-2016
x= is the number; then we have the next equation:
x²=2809
x=⁺₋√2809=⁺₋53

We have two solutions: the number can be -53 and 53.

Answer: the number can be -53 and the number can be 53 too.

We check it out.
(-53)²=2809
53²=2809
Answer Link

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