College Algebra (10th Edition)

$4.542 \times 10^2$
RECALL: The scientific notation of a number is given as: $a \times 10^n$ Where $1 \le a \lt 10$, and $n$ is an integer. To convert the given number into scientific notation, perform the following steps: (1) Move the decimal point two places to the left to obtain $4.542$. (2) Multiply $10^2$ by $4.542$ so that the value of the original number is retained: $=4.542 \times 10^2$