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OpenStudy (anonymous):
The sum of a number and its square is 20. Find the number
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OpenStudy (freckles):
sum means you are adding
OpenStudy (freckles):
sum of a number and its square mean you want to add a number to it's square
OpenStudy (freckles):
so let the number be a
OpenStudy (freckles):
a+a^2=20
OpenStudy (freckles):
can you find that number?
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