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2010-03-23T10:43:19+01:00
K=7n /:7
n=k/7

a=kk+6
kk=a-6 /√
k=√a-6

z=7-y
y=7-z

d=a+bc
bc=d-a /:b
c=d-a /b

x=2k+1
2k=x-1 /:2
k=x-1 /2

2k=7n+5
7n=2k-5 /:7
n=2k-5/7
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  • Roma
  • Community Manager
2010-03-23T10:46:34+01:00
K = 7n /:7
n = k / 7

a = kk + 6
a = k² + 6
k² = a - 6
k = √a - 6

z = 7 - y
y + z = 7
y = 7 - z

d = a + bc
d - a = bc /:b
c = d - a / b

x = 2k+1
x - 1 = 2k /:2
k = x - 1 / 2

2k = 7n + 5
2k - 5 = 7n /:7
n = 2k - 5 / 7
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