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CUET
General Test
Quantitative Reasoning
Algebra
If $(5 \sqrt 5 x^3 - 3 \sqrt 3 y^3) \div (\sqrt 5 x - \sqrt 3 y) = (Ax^2 + By^2 + Cxy),$ then what is the value of $(3A - B - \sqrt 15 C)$?
-3
-5
8
12