In a |
|||||||
a) |
|
b) |
|
c) |
|
d) |
|
In a |
|||||||
a) |
|
b) |
|
c) |
|
d) |
|
(b)
Also,
Also,
…(ii)
Also,
From Eq. (i) and (ii),
Let
[from Eq. (iii)]