What's 3.30677211066 to the nearest hundred thousandth ?

3.30677211066 
the tenth is the 3 (after 3.)
the hundredth is the 0
the thousandth is the 6
the tenth thousandth is the 7
the hundredth thousandth is the 7
Since the digit after the hundredth thousandth is < than 5 we can ignore it . Then 3.030677 is rounded  to the nearest hundred thousandth

the formula of a slope:

from a table we have

substitute:

the slope of f(x) is -1.

the graph of funcfion g(x) is a horizontal line. the slope of a horizontal line is equal 0. therefore the slope of g(x) is 0.

-1 < 0

answer: the function g(x) has the greatest slope.