Find the value of A that makes the true for all values of a
following Equation
3x-3x^-2 = A • 3x

c

-by-step explanation:

it would be c

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

where:

r: it's the radio

h: it's the height

we have as data that:

substituting:

so, the cylinder volume is

option d