Question 317894
x^2 + x is less than or equal to 0
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Yes, zero is one of the solutions.
But your problem is a quadratic, so it has two solutions.
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Factor your problem:
x(x+1) <= 0
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Since the product is zero, either x = 0 or x+1 = 0
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So, x=0 or x = -1
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They are the two solutions.
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Cheers,
Stan H.