Asound wave travels through iron at a rate of 5120\,\dfrac{\text{m}}{\text{s}}512 0
s
m

5120, start fraction, start text, m, end text, divided by, start text, s, end text, end fraction.
at what rate does the sound wave travel in \dfrac{\text{km}}{\text{h}}
h
km

23

step-by-step explanation:

answer: ur v dumb

step-by-step explanation:

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