Question

ryans homework problem is asking him to simplify the expression 9.43 × 10⁷ correctly. which statement describes how ryan should move the decimal point? a 7 places to the right b 9 places to the left c 9 places to the right d 7 places to the left

Explanation:

Step1: Recall scientific notation rule

In scientific notation \( a\times10^{n} \), if \( n>0 \), move decimal \( n \) places right.
Here, \( 9.43\times10^{7} \), \( n = 7>0 \).

Step2: Determine decimal movement

So, move decimal 7 places to the right.

Answer:

A. 7 places to the right