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Wednesday, March 14, 2007
"QUESTION ON DEMAND"
Define the symbol * by the following equation: x* = 1 – x, for all non-negative x. If ((1 − x)*)* =(1 − x)* , then x = (A) 1/2 (B) 3/4 (C) 1 (D) 2 (E) 3
the anser is C:1 because, x*= 1-x so, ((1-x)*)*= (1-x)8 so, ((x*)*)* = (x*)* so now * has to be 1, than only both the sides would be equal ((1)*)*)* = (1*)* 1 = 1 answer is 1, thts C
A
ReplyDeleteD i think its 2
ReplyDeletethe answer is 1/2
ReplyDeletethe ans is C i.e. 1
ReplyDeleteA
ReplyDeletethe anser is C:1
ReplyDeletebecause,
x*= 1-x
so,
((1-x)*)*= (1-x)8
so, ((x*)*)* = (x*)*
so now * has to be 1, than only both the sides would be equal
((1)*)*)* = (1*)*
1 = 1
answer is 1, thts C
the answer is A not C
ReplyDeleteC.
ReplyDeleteA
ReplyDeleteOfcourse, no doubt the answer is :
ReplyDeletex=1/2