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ABS(x) means abstract value of x. ABS(3)=3, ABS(-3)=3. If ABS(x-5)+ABS(x-12)=r for infinite number of values of x.How many values of r are possible?
1)12
2)6
3)-
4) No such r.

Read Solution (Total 5)

TCS Other Question

Given a word "WIZARD". Find the 38th word in dictionary order. Mr and Mrs Smith have invited 9 of their friends and their spouses for a party at the Waikiki Beach resort. They stand for a group photograph. If Mr Smith never stands next to Mrs Smith (as he says they are always together otherwise). How many ways the group can be arranged in a row for the photograph?
A. 20!
B. 19! + 18!
C. 18 x 19!
D. 2 x 19!