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OpenStudy (anonymous):
Which number serves as a counterexample to
the statement below?
All positive integers are divisible by 2 or 3.......PLEASE EXPLAIN :]
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OpenStudy (regan):
11
myininaya (myininaya):
lol you beat me i was going to say 13
OpenStudy (regan):
any prime that isnt 2 or 3
myininaya (myininaya):
there are also some composite numbers that dont have factors 2 and 3 like 77
OpenStudy (anonymous):
the answer choices are 100, 57,30, or 25...please explain how you get the answer
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OpenStudy (regan):
hmmmm true very interesting
myininaya (myininaya):
100/2=50
57/3=19
30/3=10
25 is not divisible by either
myininaya (myininaya):
25/2 is not an integer so 25 is not divisible by 2
25/3 is not an integer so 25 is not divisible by 3
myininaya (myininaya):
cool?
myininaya (myininaya):
here regan i will give you some medals
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OpenStudy (anonymous):
Thankk Yhuu Guys ! <3
myininaya (myininaya):
saffire i will give you a medal if you tell me if 27 is divisible by 3
OpenStudy (regan):
thank you : ) if you describe the whole set ill give you one
OpenStudy (anonymous):
yes it is divisible by 3
myininaya (myininaya):
vg saffire u get a medal lol
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OpenStudy (anonymous):
HaaHaa Thank Yhuu
myininaya (myininaya):
{x is an element of the Z|2divides x and 3 divides x}
the set has been described lol
myininaya (myininaya):
or*
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