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Question of the Day
Today's question of the day is from the pre-algebra category. Click on an answer choice and then click on 'submit answer' to see if you got it right!

How many of the odd integers between 10 and 20 can be expressed as the difference between the squares of two consecutive integers? [Hint: the difference of squares between two consecutive integers can be written (n + 1)2 - n2]

  Answer A   5
Answer B 4
Answer C 3
Answer D 1
Answer E 0

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