I have no idea what I'm doing as I haven't touched this topic in months. If anyone can help me, that would be great.
Edit: For some reason, all of the fractions are being messed up so I'm going to post a picture of how they should look.
For 1) notice that , so in order to subtract the two fractions you need the same denominator which means multiplying the second fraction by to get the difference and then computing the difference as .
For 1) notice that , so in order to subtract the two fractions you need the same denominator which means multiplying the second fraction by to get the difference and then computing the difference as .
Thanks. That's pretty much the only one of the four that I was on the right track for.