Answer:
P = xy3 =
(60 ? y)y3 = 60y3 ? y4
[Using (1)]
Now
= 12 [30 × 45 ? 2025]
= 12 [1350 ? 2025] < 0
is maximum
when y = 45
(1)
y = 45.
You need to login to perform this action.
You will be redirected in
3 sec