A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 5 years ago
How do I multiply (5+x)(5+2x).
Help is greatly needed
anonymous
 5 years ago
How do I multiply (5+x)(5+2x). Help is greatly needed

This Question is Closed

lilg132
 5 years ago
Best ResponseYou've already chosen the best response.05 * 5 = 25 5 * 2x = 10x x * 5 = 5x x * 2x = 2x^2 so 2x^2 + 5x + 10x + 25 which is now 2x^2 + 15x + 25 remember to click good answer

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Use the parrot beak techniquedw:1323789751994:dw the lines of the beak are the numbers you have to multiply: so 5*5 + x*5 + x*5 + x*2x

ash2326
 5 years ago
Best ResponseYou've already chosen the best response.0multiply term by term (5+x)(5+2x) 5(5+2x)+x(5+2x) 25+10x+5x+2x^2 2x^2+15x+25

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Thanks friends I really needed the help.

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Haha :P ... I learned this technique from my math teacher when he was in a funny mood ;P
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.