Part ii: use the formula from part i to find the length of the segment with endpoints at (2,7) and (8,-1).

yes because there is exactly one y value for every x value

for function there can't be more than one value for every x value

d i think

step-by-step explanation:

for future students the answer is b

hope i

-lavira: )

for this case we have that by definition, the surface area of a cylinder is given by:

where:

r: it is the radius of the cylinder

h: it is the height of the cylinder

we can also rewrite it as:

where:

la: it's the lateral area

ba: area of the base

option a