hithere31 hithere31

11-10-2019
Mathematics

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5. Which numbers below are composite?
13
15
17
27
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kittenlittle2002 kittenlittle2002

15-10-2019

Answer:

15 and 27 are composite

Step-by-step explanation:

prime numbers only factor into 1(x) and x(1)

13 = 1(13), 13(1)

15 = 1(15), 3(5), 5(3), 15(1)

17 = 1(17), 17(1)

27 = 1(27), 3(9), 9(3), 27(1)

hope this helps

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