Question

find two nonnegative numbers whose product is 50 and whose sum is a minimum?

Answer 1

integers?

Answer 2

25 *2

Answer 3

let the two numbers be x and 50/x

Answer 4

then form y=x+50/x

Answer 5

Now differentiate
dy/dx=1-50/x^2

Answer 6

ima gonna guess maybe its sqrt(50) amd sqrt(50) :)

Answer 7

Equate it with zero
which will give you
x^2=50

Answer 8

somewhere in me head I recall that a square has the greatest area and the smallest perimeter values

Answer 9

so x=sqrt 50 and the another number is sqrt 50 as well

Answer 10

Yeap amistre

Answer 11

Who needs calculus...