# How do you simplify and write #0.0007 xx 190# in scientific notation?

##### 2 Answers

#### Answer:

See a solution process below:

#### Explanation:

First, write each term in scientific notation:

For

For

We can now rewrite this expression as:

We can now use this rule of exponents to combine the 10s terms:

To put this in true scientific notation we need to move the decimal point one place to the left so we need to add

#### Answer:

A lot of detail provided to help with understanding.

#### Explanation:

Note that

..............................................................................

...........................................................................

So we can write:

Not that

but