Suppose you want to find two positive numbers such that the sum of the first and twice the second is 64 and whose product is a maximum. What are the numbers?
AAAaannndd the bot gets it wrong yet again!
x+2y = 64
p = xy = x(64-x)/2
dp/dx = 0 at x=32 so y=16
so the numbers are 32 and 16