SOLUTION: Let f represent the greatest integer function. For each item below, use a different notation to write an expression for f(x) and evaluate that expression. f(5.9) f(-2.9) f(-4.

Algebra ->  Functions -> SOLUTION: Let f represent the greatest integer function. For each item below, use a different notation to write an expression for f(x) and evaluate that expression. f(5.9) f(-2.9) f(-4.      Log On


   



Question 298143: Let f represent the greatest integer function. For each item below, use a different notation to write an expression for f(x) and evaluate that expression.
f(5.9)
f(-2.9)
f(-4.8)
Can you point me in the right direction, please.

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Greatest integer function rounds down to the next integer.
If you look at a number line (which goes from negative to positive, left to right), you would choose the next integer to the left.
f%285.9%29=5
f%28-2.9%29=-3+
f%28-4.8%29=-5