EASY Q (Multiplying sign rules)

  • #1
Hi,

I've tottally confused myself over the mutiplying rules.
Can someone please tell me all the rules

+x+ =
-X+ =
+X- =
-X- =

Because im stupid and keep messing up my polynomials with them.

look forward to posting many easy questions for you guys, Dam some of this stuff is complicated you guys are good.

Thanks in advanced,
AS.
 

Answers and Replies

  • #2
3,763
9
ASMATHSHELPME said:
Hi,

I've tottally confused myself over the mutiplying rules.
Can someone please tell me all the rules

+x+ =
-X+ =
+X- =
-X- =

Because im stupid and keep messing up my polynomials with them.

look forward to posting many easy questions for you guys, Dam some of this stuff is complicated you guys are good.

Thanks in advanced,
AS.
+x+ = +
-X+ = -
+X- = -
-X- = +

marlon
 
  • #3
HallsofIvy
Science Advisor
Homework Helper
41,833
956
Same signs= positive,

Different signs= negative:

+x+= +
-x- = +
+x- = -
-x+ = -
 
  • #4
thanks guys, Knew it was easy :) Helped me though, Even if it was easy.

Appreciate the fast reponse.
 
  • #5
3,763
9
HallsofIvy said:
Same signs= positive,

Different signs= negative:

+x+= +
-x- = +
+x- = -
-x+ = -
I am sorry , but is it really necessary to give the exact same answer that has already been given ? :rolleyes:

marlon
 
  • #6
matt grime
Science Advisor
Homework Helper
9,395
3
making another unnecessry post here but have you checked the times of your response and hallsofivy's? cos it is more than entirely possible he didn't even notice yours.
 

Related Threads on EASY Q (Multiplying sign rules)

  • Last Post
Replies
2
Views
1K
  • Last Post
Replies
2
Views
1K
Replies
11
Views
1K
Replies
13
Views
463
Replies
14
Views
4K
Replies
8
Views
3K
  • Last Post
Replies
8
Views
2K
  • Last Post
Replies
1
Views
2K
  • Last Post
Replies
3
Views
3K
  • Last Post
Replies
12
Views
4K
Top