Find the product of 2^35 and 5^38 in sci. notation.

HOME

Math Central

Quandaries & Queries

Question from Peter, a student:

I am preparing for a competition and a lot of the non-calculator problems are like find the product of 2^35 and 5^38 in sci. notation. How would you do that?

Hi Peter,

The important fact to use is that 2^p × 5^p = (2 × 5)^p = 10^p.

Penny

Math Central is supported by the University of Regina and The Pacific Institute for the Mathematical Sciences.