Daily Graph 02-09-09

Draw the graph of

{y} = [sin x]

fractional part of y equal to greatest integer of sin x

7 Answers

1
xYz ·

62
Lokesh Verma ·

Awesome :)

1
Kaustab Sarkar ·

can somebody explain it also.....how he got that graph

62
Lokesh Verma ·

Hint: RHS is an integer always

1
xYz ·

@kaustab
the {y} can never be -ve .....so we can reject the regions where [sinx] is -ve
and {y}can not be 1 aso ,so we can reject the regions where [sinx]=1 (u may see the white line running vertically at x= pi/2,5pi/2 etc)
and wen [sinx]=0
{y}=0 for a integer y
and hence the horizontal lines are y =1 ,y=2 .....y=integer
and hence the graph is obtained

23
qwerty ·

xyz edit the 3rd line of #7 ..it shud be [sinx] = 1 na .??

23
qwerty ·

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