3.15 will be your answer i am very sure of that
Answer:
It’s B
Step-by-step explanation:
Answer:
a. 
b. 
c. 
d.
minutos
Step-by-step explanation:
a. Newton's law of cooling states that the speed with which a body is cooled is proportional to the difference between its temperature and that of the medium in which it is found. Then, the initial value problem is given by:


b. The differential equation obtained is a differential equation of separable variables:

c. After 33 minutes of serving the coffee has cooled to 180°:

d.

A function<span> is a relation between a set of inputs and a set of permissible outputs with the property that each input is related to exactly one output.
</span><span>*An example is the </span>function<span> that relates each real number x to its square x</span>2.
Answer:

Step-by-step explanation:
The standard form for the equation of a circle is
where r is the radius, and the center is (h, k).
(h, k) = (-1, 2), r = 7
