Answer:
31.99 sorry if wrong
Step-by-step explanation:
It would be 282.7 or 283 for the total surface area. Since the radius is three and the height is 12.
Answer:
Not enough info
Step-by-step explanation:
Not enough info sry
From either side of <em>x</em> = -2, <em>f(x)</em> approaches -5. The plot also shows it's continuous there, so each of these have a value of -5.
No,

is not a subspace of

. A simple counter-example to the contrary: let

with

. However, scaling by -1 gives the vector

and

.