High School

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

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

Answer :

To solve the problem of finding which option is the same as [tex]\(8.4 \times 10^2\)[/tex], follow these steps:

1. Understand the Expression: The expression [tex]\(8.4 \times 10^2\)[/tex] involves multiplying 8.4 by [tex]\(10^2\)[/tex] (which is 100).

2. Perform the Multiplication: Multiply 8.4 by 100:
[tex]\[
8.4 \times 100 = 840
\][/tex]

3. Match with the Options: Now, compare 840 with the provided answer choices:
- A. 84
- B. 8,400
- C. 840
- D. 84

The correct match is option C, which is 840.

Therefore, the answer is C. 840.