Emaan used row operations on an augmented matrix representing a system of equations and obtained the following result.
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How many solutions does Emaan's system of equations have

answer: i don't understand it

step-by-step explanation: sorry

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!