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How do you do 4c2−11c−45 ? :(

–5 votes
1,005 views

Pleaaaaaase help me

asked Oct 8, 2014 by Neave L a Novice (6 points)

2 Answers

0 votes

What do you mean by 4c2?

answered Feb 27, 2015 by Tanylle A a Novice (13 points)
0 votes

If you factorise

`4c^2-11c-45`

then it's (c-5)(4c+9), just used trial and error to find the right combination, there are systematic methods that work too.

answered Feb 28, 2015 by root r a Novice (29 points)

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