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The operation \(\star\) is defined as a \star b = a^2 \div b. For how many integer values of \(x\) will the value of \(10 \star x\) be a positive integer?

 Nov 28, 2022
 #1
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I think if x is [0, inf)

 Nov 28, 2022
 #2
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There are only two values of x that work: 1 and 10.

 Nov 28, 2022

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