(x4)(x+1)=(x2)25x\left( {x - 4} \right)\left( {x + 1} \right) = {\left( {x - 2} \right)^2} - 5x
A.S={43}.S = \left\{ {\frac{4}{3}} \right\}.
B.S={34}.S = \left\{ {\frac{3}{4}} \right\}.
C.S={32}.S = \left\{ {\frac{3}{2}} \right\}.
D.S={23}.S = \left\{ {\frac{2}{3}} \right\}.

Các câu hỏi liên quan