# What is the value of the expression when n=3

A later schools question and answer asked students to tell what they agree to is the most important aspect for a student to do if they wanted to achieve success. A lot of answers, the one which that stood out was practice. Persons who were successful do not become successful by being born. They work hard and determination their lives to succeeding. This is how you can accomplish your goals. shown below are one of the answer and question example that you could potentially make use of to practice and boost your understanding and also give you insights that might assist you to sustain your study in school.

## Question:

What is the value of the expression when n=3

(B) 22

Step-by-step explanation:

The given expression is:

Now, substituting the value of n=3 in the above expression, we get

=

=

=

=

=

Thus, the value of the given expression at n=3 will be 22.

Hence, option (B) is correct.

From the answer and question examples above, hopefully, they are able to guide the student take care of the question they had been looking for and keep in mind of each thing stated in the answer above. Then would possibly have some sharing in a group discussion and also study with the classmate in relation to the topic, so another student also will have some enlightenment and still keeps up the school learning.

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