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Mathematics, 23.09.2019 06:30 thompsonjeremiah837

Harold made the conjecture that the sum of any two prime numbers is a composite number.
which equation is a counterexample to his conjecture?
a.
17 + 2 = 19
b.
11 + 5 = 16
c.
3 + 10 = 13
d.
4 + 1 = 5

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Harold made the conjecture that the sum of any two prime numbers is a composite number.
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