Answer:
C. 1
Step-by-step explanation:
Use the first one since it is -4 so
The primary reason why scientific notation is important is that it allows us to convert very large or very small numbers into much more manageable sizes. When these numbers are in scientific notation, it is much easier to work with them
Answer:

Step-by-step explanation:
Given (AB )^T= B^T. A^T;
To prove this expression, we need to apply multiplication law, power law and division law of indices respectively, as shown below.

It’s eight because 7 can round up so it changed to eight