Three pair of socks are
placed in a box.If two
socks are drawn at
random from the box
What is the probability
(a)of drawing a match
pair
(b)of drawing a socks
for the left and right
feet
(c)of drawing two socks of
the right feet
d)drawing two socks of
left feet
(e)drawing socks of the
same feet
1.line:y=−x+4 ,meets : xy=1 at:A,B.
⇒ S_(OA^△ B) =? (O=origin of cordinates)
2.find :center area of region bonded by
corve: (√(x/a))+(√(y/b))=1,and x,y axes.
(a≠b)∈R^+