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Mathematics 12 Online
OpenStudy (anonymous):

Divide (x^2 + 9x +20 / x^2 - 25) / (x + 4 / x - 4) A. x - 4/ x - 5 B. x + 5/ x - 5 C. x + 5/ x - 4 D. 9x + 4/ 5

OpenStudy (anonymous):

a

OpenStudy (shubhamsrg):

i'll give hints.. in x^2 + 9x + 20 ..break 9x as 5x + 4x ..take common and then factorise.. factorise x^2 - 25 using a^2 - b^2 =(a+b)(a-b) ..cancel out some terms and you get to the answer..

OpenStudy (earthcitizen):

a

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