Arithmetic operations with numbers written using scientific notation
(7 × 10^−9)(5 × 10^5)

After multiplication number will be

Step-by-step explanation:

We have given numbers which has to multiply using scientific notation

We have to multiply the above number using scientific notation

We know that when two number are multiplied then there exponent power is being added

So when we multiply there power will be added and after multiplication number will be

all of them.

step-by-step explanation:

every month has 28 days. some just continue on after reaching 28.

wholesale price is the initial price before markup. retail price comes after the markup.

a price of 8 bucks that's marked up by 100%   is

formula: initial price + (percent markup in fraction/decimal)(initial price)

8+(1)(8)

8+8

16

retail price is $16.