Answer:
Step-by-step explanation:
First, notice that:
We proceed to use the chain rule to find using the fact that to find their derivatives:
Because we know then:
We substitute in what we had:
Now we put in the values in the formula:
Because of what we supposed:
And we operate to discover that:
and this will be our answer
Answer: -5,-5,+5,+5
Step-by-step explanation: