Nina graphs the function y is equal to lfloor x rfloor to learn the properties of the parent floor function. What is the value of y when x is equal to 5 point 7 ?
Answer
A
6
B
5 point 7 5
C
5
D
5 point 5 0
Explanation
The floor function gives the greatest integer less than or equal to x. Since 5.7 lies between 5 and 6, its floor is 5. Therefore, the correct choice is 5.
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