A community for students.
Here's the question you clicked on:
 0 viewing
Study23
 2 years ago
Please help me with this limit!!!
Study23
 2 years ago
Please help me with this limit!!!

This Question is Closed

Study23
 2 years ago
Best ResponseYou've already chosen the best response.0\(\ \Huge \lim_{h \rightarrow 0} \ \frac{(2+h)^38}{h} .\) Do I just multiply h/h, to get 1 on the denominator??

satellite73
 2 years ago
Best ResponseYou've already chosen the best response.2no you multiply out

satellite73
 2 years ago
Best ResponseYou've already chosen the best response.2then subtract 8 and the usual miracle will occur everything without an \(h\) will be gone, so you can factor an \(h\) out of the numerator, cancel with the \(h\) in the denominator, then replace \(h\) by 0

Study23
 2 years ago
Best ResponseYou've already chosen the best response.0How do I expand the trinomial?

satellite73
 2 years ago
Best ResponseYou've already chosen the best response.2if you do not know that \((a+b)^2=a^3+3a^2b+3ab^2+a^3\) then you have the annoying task of multiplying by hand \[(2+h)(2+h)(2+h)\]

satellite73
 2 years ago
Best ResponseYou've already chosen the best response.2one more time \[(a+b)^3=a^3+3a^2b+3ab^2+b^3\]
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.