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Mathematics 16 Online
OpenStudy (anonymous):

20n^2+37n+15

OpenStudy (anonymous):

\[20n^2+37n+15 = 20 N^2 +25n +12n+15=5n(4n+5) +3 (4n+5)\] can u solve now

OpenStudy (anonymous):

(@Stephen2012 do u et it

OpenStudy (anonymous):

I foil it now right?

OpenStudy (anonymous):

it becomes (5n+3) (4n+5) ask me if u hv any doubt

OpenStudy (anonymous):

Where did you get the 3 & 4?

OpenStudy (anonymous):

tooks 5n common and 3 as common

OpenStudy (anonymous):

Oh,OK.Thanks

OpenStudy (anonymous):

8r^2-13r+5

OpenStudy (anonymous):

(4r+?)(2r-?)right

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