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2 articles trouvés pour ce sujet.
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4-digit positive numbers |
2010-02-15 |
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marjon pose la question :
Find the sum of all the 4-digit positive numbers with no zero digit.
Penny Nom lui répond. |
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A product of positive and negative numbers |
2008-10-03 |
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kaylou pose la question :
Suppose you were given 13 numbers and asked to find their product.
Seven of the numbers were positive, and the rest were negative.
Would your product be positive or negative? Why?
Penny Nom lui répond. |
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