Question

Find two numbers whose difference is 5 and whose product is a minimum.

Answer 1

what have you attempted so far?

Answer 2

i got 3 and idk about the other #

Answer 3

how did you get 3?

Answer 4

oops sorry wrong number.

Answer 5

25,5

Answer 6

what methods have you used to try to solve this?

Answer 7

idk i give on this.

Answer 8

you should start with using symbols to represent the 2 unknown numbers - lets call them x and y

you are told that their difference is 5, so can write:\[x-y=5\]
and you are asked to find x and y such that their product is a minimum. their product, P, is:\[P=xy\]

Answer 9

do you know how to proceed from here?

Answer 10

um.. i'm lost..

Answer 11

you should read your text/exercise books to refresh yourself on what methods should be used to answer a question like this and then re-attempt it.

Answer 12

I don't have a textbook...

Answer 13

wat are d options

Answer 14

what?

Answer 15

hv dey mentioned any options to chose from

Answer 16

x=1 nd y=-4