For this case we have the following product:

We can rewrite both numbers using scientific notation.
We have then:

Then, we can rewrite the expression as follows:

Same basis, the exponents are added:

Multiplying the expression within the parenthesis we have:

Rewriting the left term as scientific notation we have:

Finally we have:

Answer:
the correct expression of 34,000 x 96,000 using scientific notation is:
