Final answer:
The number 4.43 × 10^6 in standard notation is 4,430,000.
Step-by-step explanation:
To express the number 4.43 × 10^6 in standard notation, we need to multiply the base number, 4.43, by 10 raised to the power of 6. This means we need to move the decimal point 6 places to the right. So, the standard notation of 4.43 × 10^6 is 4,430,000, which is option B.