Consider the following relation: (1,12) (3.8) (3,11) (6,9) (7,11) . which ordered pair could be removed so that the relation is a function.

You could remove 3,11)

sorry i got nothing

step-by-step explanation:

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