Answer:
i think so 1 and 3 is the correct answer...................
Answer:
25 coolers are need to be produce and sell in order to minimize the cost.
Explanation:
..[1]
Differentiating the given expression with respect to dx.


Putting ,


x = 25
Taking second derivative of expression [1]

(minima)
25 coolers are need to be produce and sell in order to minimize the cost.
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The best answer for this is A because it answers the question 100% correct
Answer:
Melting Is when a substance is actually melting and melting point is a point at which a substance is able to melt.