factorise : x²+x-3324
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Answer:
x^2-45x+324=0
x^2-36x-9x+324=0
x(x-36) - 9(x-36) =0
(x-36) (x-9) =0
x-36=0. , x-9=0
x=36 0r x=9 《ANS》
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