2.2. Simplify the following: 2.2.1.
4(a")
2a
2.2.2. (-3x?)(-3x)-2
2.2.3. -10(x2)
-5(x3)
2.3. Solve the following equ​

yes

step-by-step explanation:

yes

could u provide us some answer choices or hmm idk maybe a table for us to anser with ? ?

the answer is:

the correct option is the option b.

to calculate the surface area of the right cylinder, we need to use the following formula:

from the picture we know that:

so, substituting and calculting we have:

hence, we have that the correct option is the option b.

have a nice day!