Topic: binomial theorem..
how to expand (2-x)^ -2 ? ? unsure of how to expand this equation since the power is negative..

for this case we have by definition, if two lines are perpendicular, then the product of their slopes is -1.

then, given the following line:

so,

we are looking for m_ {2}:

then, the line is given by:

we find "b" replacing the given point:

finally, the equation is:

option c

i am not sure :

step-by-step explanation:

15.36 per mile

but forgot to round

i am pretty sure