Find the length and width of a rectangle with an area of 2x2 + x - 3.

l = 2x + 3; w = x + 1
l = 2x + 3; w = x - 1
l = 3x + 2; w = x - 1

Question

Find the length and width of a rectangle with an area of 2x2 + x - 3.



l = 2x + 3; w = x + 1
l = 2x + 3; w = x - 1
l = 3x + 2; w = x - 1

anonymous · Answer

I think it is the 2nd one

anonymous · Answer

This problem is similar to the previous one where you have to factor that trinomial.  And as before, there are at least 2 ways to solve it.  The method I prefer is:

(2x      )(x        )

+3     -1
-3      +1
+1      -3
-1      +3

anonymous · Answer

Yes, again you are right.  Good job again!

anonymous · Answer

is it the 2nd answer in my question

anonymous · Answer

By 2nd one, that is , the second one in the problem statement listing.  It corresponds to my first choice.

anonymous · Answer

Yes, the second answer in your question.

anonymous · Answer

kk :)

anonymous · Answer

Nice working with you!

anonymous · Answer

u too I got another one if u want to help

anonymous · Answer

sure, just start another thread because I started helping someone else, but I'll free myself up fast.

anonymous · Answer

okay I posted it