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OpenStudy (anonymous):
The sum of a negative number and its square is 72. Find the number.
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OpenStudy (anonymous):
a. -8 b. -9 c. 8 d. 9
OpenStudy (anonymous):
b
OpenStudy (alfie):
n + (n)^2 = 72. Solve for n, you'll get two solutions, pick the negative one.
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