Question

Which expression has the greatest value? A. 2.7 x 10^4 B. 3.9 x 10^3 C. 1.4 x 10^6 D. 8.1 x 10^4

Answer 1

Answer: 1.4 x 10^6

This is because it involves the largest exponent.

1.4 x 10^6 = 1,400,000 = 1.4 million

The exponent of 6 means "move the decimal point 6 spots to the right"