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08.07.2020 •
Mathematics
If 5x is a positive odd number, how many even numbers are between 5x and 5x+6 ? A) 1 B) 2 C) 3 D) 4
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Ответ:
C) 3
Step-by-step explanation:
5x is a positive odd number.
This means that:
5x + 1 is even
5x + 2 is odd
5x + 3 is even
5x + 4 is odd
5x + 5 is even
5x + 6 is odd
Therefore, there are 3 even numbers between 5x and 5x + 6
Ответ:
Pi
Step-by-step explanation:
sin(e) = - 1, e=arcsin(-1)=pi