Could someone explain why parts (a) and (b) are true? I initially thought that the limit does not exist (therefore false) but it turns out that the answer is true. I have been at this for a few days and I can't seem to figure out why.
Could someone explain why parts (a) and (b) are true? I initially thought that the limit does not exist (therefore false) but it turns out that the answer is true. I have been at this for a few days and I can't seem to figure out why.