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MathematicsMathematics
24 September, 10:53

2. Which conjecture is true?

A. An even number plus 3 is always even.

B. An even number plus 3 is always prime.

C. An even number plus 3 is always odd.

D. A prime number plus 3 is always even

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Answers (2)
  1. 24 September, 11:39
    0
    C is the correct answer to the question
  2. 24 September, 13:59
    0
    The answer is C. A way to find out is to add a few numbers from that group being specified. If you add 2 or even 100 to 3, the answer will be odd. If you add 12 to 3, you will get 15 which is a composite number. If you were to add 2 to 3, you will get 5 which is an odd number.
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Home » Mathematics » 2. Which conjecture is true? A. An even number plus 3 is always even. B. An even number plus 3 is always prime. C. An even number plus 3 is always odd. D. A prime number plus 3 is always even
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