What is 1,400,000 multiplied by 3.5x10^5 expressed in scientific notation?

4.9x10^11.

One can solve this question by converting 1,400,000 into scientific notation. The equation then becomes - - > (1.4x10^6) (3.5x10^5). Then, one can multiply 1.4 by 3.5 and use exponent laws to get x10^11.

1.4x3.5 = 4.9

(10^6) (10^5) = 10^11

Therefore, the answer will be 4.9x10^11.