SAT
TanjaAcebedo
17

The square of a number is 12 more than the original number. Find the two possible original numbers

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(1) Answers
Bucholtz970

Let the number be x. Square of the number = x² Given, x² = x + 12 x² -x -12 = 0 x² - 4x + 3x -12 = 0 x(x - 4) + 3(x - 4) = 0 (x - 4)(x + 3) = 0 x = 4 or -3 Hence, the two possible numbers are 4 or -3.

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