College

Which of the following is the same as [tex]$8.4 \times 10^2$[/tex]?

A. 84
B. 840
C. 84
D. 8,400

Answer :

Let's solve the problem step by step:

We are given the expression [tex]\(8.4 \times 10^2\)[/tex].

1. Understand the Expression:
- The expression consists of two parts: 8.4 and [tex]\(10^2\)[/tex].
- [tex]\(10^2\)[/tex] means 10 raised to the power of 2, which is equal to 100.

2. Calculate the Product:
- Multiply 8.4 by 100 to find the result of the expression:
[tex]\[
8.4 \times 100 = 840
\][/tex]

3. Determine the Correct Answer:
- From the options provided:
- A. 84
- B. 840
- C. 84
- D. 8,400

The correct answer is B. 840.

By following these steps, we have found that [tex]\(8.4 \times 10^2\)[/tex] is equal to 840.