Express `(6.6xx10^(9))/(5.5xx10^(7))` in scientific notation.

Express (6.6xx10^(4))+(0.55xx10^(5)) in scientific notation.

Express (6.6xx10^(4))-(0.55xx10^(5)) in scientific notation.

Express (6.6xx10^(4))+(0.55xx10^(5)) in scientific notation.

Express (6.6xx10^(4))-(0.55xx10^(5)) in scientific notation.

Express (2.2xx10^(4))xx(3.3xx10^(5)) in scientific notation.

Express (2.2xx10^(4))xx(3.3xx10^(5)) in scientific notation.

Whenever x and y are both integers , what is (6.0xx10 ^(x ) )(5.0 xx 10 ^(y)) expressed in scientific notation ?

Express (1.5xx10^(6))/(2.5xx10^(-4)) in the standard form.

If x=2.4xx10^6 and y=6.0xx^10^(-8) , express xy in scientific notation.

(3^5xx10^5xx25)/(5^7xx6^5)