Question

lim1/x-lim1/y=0? when both x and y are going to zero

Answer 1

no. if x are going to from negative and y are going from the positive, the answer is not zero

Answer 2

what about the same direction

Answer 3

if they all from the positive then it's zero?

Answer 4

@eaglewod i think so

Answer 5

why is that can you prove it ?

Answer 6

THIS IS NOT ALWAYS BEING ZERO. THIS IS DEPENDENT THE DIRECTION WHERE X AND Y GO. SO PLZ ATFIRST TOLD ME WHAT THE DIRECTION. IN THIS CASE WHEN THE DIRECTION BOTH ARE FROM POSITIVE OR BOTH ARE IN NEGATIVE DIRECTION THEN IT IS ZERO,

Answer 7

and the prove?

Answer 8

any prove..except the symmetry

Answer 9

@eaglewod can u draw the curve of (1/x)

Answer 10

so x,y both from positive? then the result must be zero?

Answer 11

no i am not told u draw the graph in 2 dimension, u draw it in one dimension because u study in sets in real number system.