Answer:
0.166
Step-by-step explanation:
We know that,
1 week = 7 days
i.e.
6 week = 7(6) days = 42 days
We need to express ratio 7 days to 6 weeks as a decimal fraction. So,

Answer:
7.8655
Step-by-step explanation:
Given the functionl

Where,

We have, replacing,

We need to derivate and verify for stable equilibrum that,

Then,

Roots in,

We obtain U"(x), then we have

For
Unestable
For
Stable
N, O, S, and Z all have rotational symmetry