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Geometry 21 Online
OpenStudy (anonymous):

What is a counterexample for the conjecture? Conjecture: The product of two positive numbers is greater than the sum of the two numbers. A. 3 and 5 B. 2 and 2 C. A counterexample exists, but it is not shown above. D. There is no counterexample. The conjecture is true.

OpenStudy (anonymous):

Whats a counterexample??

OpenStudy (anonymous):

i think the answer is C

OpenStudy (anonymous):

Yea thats what i was gunna tell u

OpenStudy (anonymous):

What is a counterexample for the conjecture? Conjecture: Any number that is divisible by 4 is also divisible by 8. A. 24 B. 40 C. 12 D. 26

OpenStudy (anonymous):

i am confused between A and B

OpenStudy (anonymous):

I know tht 8 and 4 can go in both A and B, 4 can go in C and 8 cant and neither go in D, but idk wat counterexample means...

OpenStudy (anonymous):

Which choice shows a true conditional, with the hypothesis and conclusion identified correctly? A. Yesterday was Monday if tomorrow is Thursday. Hypothesis: Tomorrow is Thursday. Conclusion: Yesterday was Monday. B. If tomorrow is Thursday, then yesterday was Tuesday. Hypothesis: Yesterday was Tuesday. Conclusion: Tomorrow is not Thursday. C. If tomorrow is Thursday, then yesterday was Tuesday. Hypothesis: Yesterday was Tuesday. Conclusion: Tomorrow is Thursday. D. Yesterday was Tuesday if tomorrow is Thursday. Hypothesis: Tomorrow is Thursday. Conclusion: Yesterday was Tuesday.

OpenStudy (migitmack):

The answer for (What is a counterexample for the conjecture? Conjecture: Any number that is divisible by 4 is also divisible by 8.) is C, because 12/8 is not a whole number

OpenStudy (sirm3d):

have you tried 1 as one of the positive numbers?

OpenStudy (mertsj):

The first one is not C

OpenStudy (sirm3d):

the first one is C. A conterexample is the numbers 1 and 5 (or any other number) 1(5) = 5 1 + 5 =6 and 5 is not greater than 6.

OpenStudy (anonymous):

@Mertsj is right, it isn't C

OpenStudy (anonymous):

Whats the answer then.

OpenStudy (mertsj):

B. 2x2=4 2+2=4 4 is not greater than 4

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