the number of values of x satisfying |x-5|/x-5 > 2
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Answer
SOLUTION
TO CHOOSE THE CORRECT OPTION
complete values of X satisfying.
[x+5|+|6-x 1= 11
A. [-6, 5]
B. [5, 6]
C. [-5, 6]
D. [-6, 5]
EVALUATION
here the given equation is.
|x+5|+|6-x|= 11
here
|x+5|= 0 when x= -5
|6-x|= 0 when x= 6
Case: 1
when x <-5.
|x+5|+|6-x|
= -(x+5)+6-x]
= -x-5+6-x
= 1-2x
Case: 2
when -5≤ x≤6.
|x+5|+(6-x)
= x+5+6-x
= 11
Case: 3
when x >6
|x+5|+|6-x|
= (x+5)-(6-x)
= x+5-6+x
= 2x-1
Above three cases can rewritten as.
|x+5|+|6-x|= { 1-2x when x <-
{11 when -5
{2x-1 when x > 6
Hence |x+5+|6-x= 11 holds
when x € [-
FINAL ANSWER
Hence the correct option is.
C. [-5, 6]
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