angie07253
02.04.2021 •
Mathematics
Solve for n
1.P(n,3)=720
2.P(n,n)=5040
3.P(n,6)=15P (n,5)
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Ответ:
Hello,
x + x + 1 + x + 2 = 90
3x + 3 = 90
3x = 90 - 3 = 87
x = 87 / 3 = 29
29 ; 30 ; 31
The correct answer is C.
Bye :)