Which of the following statements is false?
A. the sum of two rational numbers is always rational
B. the product of a non-Zero rational number and an irrational number is always irrational
C. the product of two rational numbers is always rational
D. the sum of two irrational numbers is always rational
I think D
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OpenStudy (anonymous):
@Michele_Laino
OpenStudy (anonymous):
D is correct, i think, im leaning towards C
OpenStudy (anonymous):
so d is actually not false
OpenStudy (anonymous):
@TheSmartOne
OpenStudy (michele_laino):
I'm thinking...
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OpenStudy (michele_laino):
I think that option B is equivalent to option C, furthermore option A is equivalent to option D.
OpenStudy (anonymous):
so which one do you think it is?
OpenStudy (michele_laino):
I think that the subsequent sum:
\[\Large \pi + e\]
is not a rational number.
Here, \(\large e\) is the base of natural logarithms, namely it is an irrational number
OpenStudy (anonymous):
are you agreeing on D?
OpenStudy (anonymous):
or B?
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OpenStudy (anonymous):
It has to be false
OpenStudy (michele_laino):
yes!
and I have made an error, since option A is not equivalent to option D.
OpenStudy (anonymous):
so D right?
OpenStudy (michele_laino):
I think that option D. is false
OpenStudy (anonymous):
ok thanks so much again
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