16 votes 16 votes Choose the most appropriate equation for the function drawn as thick line, in the plot below. $x=y-|y|$ $x=-(y-|y|)$ $x=y+|y|$ $x=-(y+|y|)$ Quantitative Aptitude gatecse-2015-set3 quantitative-aptitude normal functions + – go_editor asked Feb 14, 2015 • edited Apr 26, 2021 by Lakshman Bhaiya go_editor 4.5k views answer comment Share Follow See 1 comment See all 1 1 comment reply thor commented Dec 29, 2016 reply Follow Share $(2,-1)$ lies in above graph and in option (A) 0 votes 0 votes Please log in or register to add a comment.
Best answer 25 votes 25 votes When $y$ is $-1$, $x$ is $2.$ When $y$ is positive $x$ is $0$. So, $x = - \left( y - |y|\right)$ Correct Answer: $B$ Arjun answered Feb 14, 2015 • edited Nov 29, 2023 by Hira Thakur Arjun comment Share Follow See all 3 Comments See all 3 3 Comments reply prayas commented Jan 6, 2018 i edited by prayas Jan 11, 2018 reply Follow Share Correct! 0 votes 0 votes MiNiPanda commented Jan 11, 2018 reply Follow Share If it is A, then will it satisfy (2,-1)? x=y-|y|=-1-|-1|=-1-1=-2 not equal to 2. 1 votes 1 votes prayas commented Jan 11, 2018 reply Follow Share You're correct.Answer is b) 2 votes 2 votes Please log in or register to add a comment.
4 votes 4 votes When y is -1 , xis 2. and when y is positive x is 0. So, by checking all options, Option (B) is satisfied. x=-(y-|y|) rpdhakad answered Jul 20, 2015 rpdhakad comment Share Follow See all 0 reply Please log in or register to add a comment.
1 votes 1 votes A line is a sequence of points. The given red coloured point can be obtained by keeping $x = 2$, and $y = -1$ Only Option B matches. JashanArora answered Jan 24, 2020 JashanArora comment Share Follow See all 0 reply Please log in or register to add a comment.