Question

1. 1.86^1

Explanation:

Step1: Identify the expression

The expression is \(1.86^2\).

Step2: Calculate the square

To find the square of a number \(a\), we use the formula \(a^2=a\times a\). So, \(1.86^2 = 1.86\times1.86\).
Calculating \(1.86\times1.86\):

$$
LATEXBLOCK0
$$

Answer:

\(3.4596\)