3 years ago

Which is a counterexample to this conjecture?

2 answers:

3 0

The answer is C.

33,21,and 15 are all composite numbers. Meaning that they had factors other than 1 and themselves. 13 is a prime number because 13 only factors are 1 and itself.

leonid [27]3 years ago

3 0

<span>C. 6 + 7 = 13</span>
because 6 and 7 are consecutive integers, but 13 is not a composite number.

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