Geo777
01.04.2020 •
Mathematics
1/x(x-2) + 1/x = 5/x(x-2)
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Ответ:
1/x(x-2) + 1/x = 5/x(x-2)
Let's clear the fractions by multiplying both sides by x(x-2)
1 + (x-2) = 5
x = 6
Check
1/(6(6-2))+1/6 = 5/24
5/(x(x-2)) =5/(6(4))= 5/24, good
x=6
Ответ:
First choice.
Step-by-step explanation:
7 is added to each term starting from the first term (-4)
So its the first choice.