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- faaaacilegna
- 11 months ago
- Mathematics
The square of a number is equal to 72 more than the number. Find all such numbers.
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1 Answers
Answer:
You just need to think about this a little. There is a number, that you don't know, x, and if you square it (
Step-by-step explanation:
Apply quadratic formula (you can look it up)
There are two answers to the quadratic formula.
The rest should be easy.