Online, “*” is used to indicate multiplication to avoid confusion with “x” as an unknown.
Online "^" is used to indicate an exponent, e.g., x^2 = x squared.
When multiplying/dividing numbers, the exponents are added/subtracted respectively.
(2.8*10^7)/(1.4*10^3) = ?
What is the value of the expression All of 2.8 multiplied by 10 to the power 7 over all of 1.4 multiplied by 10 to the power 3?
2.0 × 10^4
2.0 × 10^10
1.4 × 10^4
1.4 × 10^10
1 answer