Question

1. which of the following expressions represents 2n?

a. a number, n, raised to the power of two.
b. twice a number, n
c. two more than a number, n.
d. the difference between a number and two

1. which of the following expressions represents 11²?

a. eleven times two
b. eleven squared
c. eleven more than two
d. eleven plus eleven

Explanation:

Step1: Analyze $2n$ meaning

$2n$ is equivalent to $2 \times n$, which is "twice a number $n$".

Step2: Analyze $11^2$ meaning

$11^2$ means 11 multiplied by itself, which is "eleven squared".

Answer:

1. B. Twice a number, n
2. B. Eleven squared