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1 vote
Find two numbers whose difference is 124 and whose product is a minimum. (smaller number) (larger number)

2 Answers

4 votes
1 and 125


125 - 1 = 124

125 * 1 = 125
good luck
User R Sahu
by
6.3k points
4 votes

For this case, the first thing we must do is define variables.

We have then:

x: unknown number 1

y: unknown number 2

The difference of both numbers is 124:


image

The product of both numbers is:


image

Writing the product based on a variable we have:


image

Rewriting:


image

To find the minimum of the function, we must derive:


image

We equal zero and clear x:


image

Then, the value of the other number is given by:


image

Answer:

The searched numbers that meet both conditions are:

smaller number = 62

larger number = -62

User Saarthak
by
8.0k points