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20eppsj
29.06.2019 •
Mathematics
Anumber is thrift if it is a multiple of 2 or 3. how many thrift numbers are there between -15 and 15
(a) 18 (b) 9 (c) 19 (d) 15
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Ответ:
(a) 19.
Step-by-step explanation:
The even numbers in the given range are -14, -12, -10, -8, - 6 , -4 and -2. and 7 more of their positive values. Total 14.
The numbers divisible by 3 and not 2 are -9, -3, 3 and 9.
Also 0 is a multiple of any number
Thus, number of thrift numbers are 14 + 4 + 1 = 19 (answer).
Ответ:
These points aren't a function
Step-by-step explanation:
The two points on the y-values are stacked, therefore, the function is not a function.