dwilburn01
31.12.2019 •
Mathematics
Find dy du , du dx , and dy dx .
(a) y = u5 and u = x2 + 1 dy du = du dx = dy dx =
(b) y = u4 and u = 4x2 − x + 6 dy du = du dx = dy dx =
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Ответ:
a) , ,
b) , ,
Step-by-step explanation:
We can use the chain rule in the following form: is u=u(x) is a differentiable function depending on x and y=y(u) is a differentiable function depending on u, then .
a) from the power rule.
.
From the previous parts and the chain rule,
b)
from the power and sum rules.
Then,
Ответ:
So what is the answer?
3:1 (D)