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Mathematics 7 Online
OpenStudy (anonymous):

n^3+5n^2-4n-20

OpenStudy (lynfran):

\[n ^{3}+5n ^{2}-4n-20\]

OpenStudy (lynfran):

\[n ^{2}(n+5)-4(n+5)\]

OpenStudy (lynfran):

\[(n ^{2}-4)(n+5)\]

OpenStudy (lynfran):

Do you understand so far?

OpenStudy (lynfran):

if you need to solve for n we take each bracket and let it =0 then solve for n ok

OpenStudy (usukidoll):

this could either be solve for n or factor by grouping. The question is too general.

OpenStudy (usukidoll):

@mommy_ hi was your question solve for n or factor by grouping ?

OpenStudy (anonymous):

Yeah thanks

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