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Ask iit jee aieee pet cbse icse state board community Community Discussion Question: pt P moves in plane such that [x+y+1]=[x]. find area covered by it
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umang (229)

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x belongs(0,2) and [x] is greatest integer function.

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computer001 (1837)

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is ans=2

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umang (229)

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yes.
but pls post the solution here !

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computer001 (1837)

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now x goes from 0 to 2...
if v find max value of y possible it will give us a rectangle of base 2(from 2-0) and ht (ymax-ymin) now from [x+y+1]=[x] v know tht  ymax is slightly less than 0 and ymin tends to 0 (tho slightly less)
hence ht is 1..
so area=2*1=2

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computer001 (1837)

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well..did u understand??

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umang (229)

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thanks !!!

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