A community for students.
Here's the question you clicked on:
 0 viewing
wilks311
 2 years ago
(x5)(x+3)=33 ; find the real roots
wilks311
 2 years ago
(x5)(x+3)=33 ; find the real roots

This Question is Closed

cwrw238
 2 years ago
Best ResponseYou've already chosen the best response.1(x5)(x+3)=33 x^2  2x  15 = 33 x^2  2x  48 = 0 can u continue from here?

wilks311
 2 years ago
Best ResponseYou've already chosen the best response.0Thanks! Just realized my mistake. added 33 instead of subtracting

wilks311
 2 years ago
Best ResponseYou've already chosen the best response.0Ah another question. Havent done this stuff in 4 years.

wilks311
 2 years ago
Best ResponseYou've already chosen the best response.0(x+2)^2(x1)+(x+2)(x1)^2

whpalmer4
 2 years ago
Best ResponseYou've already chosen the best response.1\[(x+2)^2(x1) + (x+2)(x1)^2\]multiply it out, step by step: \[(x+2)^2 = (x+2)(x+2) = x^2+2x+2x+4 = x^2+4x+4\] \[(x^2+2x+4)(x1) = x^3x^2+2x^22x+4x4 = x^3+x^2+2x4\] \[x^3+x^2+2x4 + (x+2)(x1)^2\]you do the rest, then simplify

wilks311
 2 years ago
Best ResponseYou've already chosen the best response.0I've gotten down to 2x^3+3x^211x2 Any help factoring that please?

whpalmer4
 2 years ago
Best ResponseYou've already chosen the best response.1@cwrw238 pretty sure that those 2s outside parentheses are supposed to be ^2

whpalmer4
 2 years ago
Best ResponseYou've already chosen the best response.1life would be easier if openstudiers couldn't copy and paste the questions, losing all of those valuable positional clues :)

wilks311
 2 years ago
Best ResponseYou've already chosen the best response.0Guys , you didnt need to expand!

whpalmer4
 2 years ago
Best ResponseYou've already chosen the best response.1we didn't need to do anything, really :)

wilks311
 2 years ago
Best ResponseYou've already chosen the best response.0just do something similar like a^2v +ab^2 = ab(a+b) then solve!

wilks311
 2 years ago
Best ResponseYou've already chosen the best response.0gah im hitting myself >:(
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.