simplify a²-am-an+mn/a²-am+an-mn

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1 Answer

Question: simplify a²-am-an+mn/a²-am+an-mn ;

factor the top and bottom

[a(a-m)-n(a-m)]/[a(a-m)+n(a-m)]

[(a-n)(a-m)]/[(a+n)(a-m)]

cacel out the factor (a-m) top and bottom, leaving

(a-n)/(a+n)

by Level 11 User (81.5k points)

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