Got Homework?
Connect with other students for help. It's a free community.
Here's the question you clicked on:
 0 viewing

This Question is Closed

myininaya Group TitleBest ResponseYou've already chosen the best response.1
Do you know how to factor a sum of cubes?
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
There is a cute formula for it.
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
\[a^3+b^3=(a+b)(a^2ab+b^2)\]
 10 months ago

ChristopherW28 Group TitleBest ResponseYou've already chosen the best response.0
Looks cute lol thank you
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
lol. Do you know how to use it with the trig functions?
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
\[(\sin(x))^3+(\cos(x))^3=a^3+b^3 \]
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
should be easy for you to determine what is a and what is b.
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
if it isn't then let me know so i can explain further
 10 months ago

ChristopherW28 Group TitleBest ResponseYou've already chosen the best response.0
I've got the equation down but what to do first?
 10 months ago

ChristopherW28 Group TitleBest ResponseYou've already chosen the best response.0
Do I multiply what's in the parenthesis?
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
tell me what a is and what b is based on what I wrote above
 10 months ago

ChristopherW28 Group TitleBest ResponseYou've already chosen the best response.0
A is sin and b is cos
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
\[(\sin(x))^3+(\cos(x))^3=a^3+b^3 \]
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
ok so just go to the other side of the formula and replace a with sin(x) and replace b with cos(x) and then you are done don't do nothing more
 10 months ago

ChristopherW28 Group TitleBest ResponseYou've already chosen the best response.0
I did :)
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
ok then you are done sir
 10 months ago

myininaya Group TitleBest ResponseYou've already chosen the best response.1
\[a^3+b^3=(a+b)(a^2ab+b^2) \] everywhere we seen an a we put sin(x) everywhere we seen a b we put cos(x)
 10 months ago

ChristopherW28 Group TitleBest ResponseYou've already chosen the best response.0
Thanks!
 10 months ago

ChristopherW28 Group TitleBest ResponseYou've already chosen the best response.0
I will have another question in a moment
 10 months ago
See more questions >>>
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.