Question

Good morning I just need help with this one question

Answer 1

Step 1:

In this question, we are given the following:

Step 2:

The details of the solution are as follows:

`\begin{gathered} (1.\text{ 3 x 10}^(-4))\text{ - \lparen7. 5 x 10}^{-5\text{ }}) \\ \text{= 0.00013 - 0.000075} \\ =\text{ 0.000055} \\ =\text{ 5. 5 x 10}^(-5) \end{gathered}`

CONCLUSION:

The final answer is:

`5.\text{ 5 x 10}^(-5)\text{ \lparen scientific notation \rparen}`