Online "^" is used to indicate an exponent, e.g., x^2 = x squared.
Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown.
When multiplying/dividing exponents, you add/subtract respectively.
(5.5*10^2)(2.9*10^10) = 15.95*10^12
Rhode Island is the smallest state in the United States. Its land area is about 2.9 × 1010 square feet. Alaska, the largest state, is about 5.5 × 102 times as large as Rhode Island. What is the land area of Alaska in square feet? Write your answer in scientific notation
1 answer