Cho hàm số \(f\left( x \right) = a{x^3} + b{x^2} +...
Câu hỏi: Cho hàm số \(f\left( x \right) = a{x^3} + b{x^2} + cx + d\left( {a,b,c,d \in R} \right)\) có đồ thị như hình vẽ. Đồ thị hàm số \(g\left( x \right) = \frac{{\left( {{x^2} + 4x + 3} \right)\sqrt {{x^2} + x} }}{{x\left[ {{{\left( {f\left( x \right)} \right)}^2} - 2f\left( x \right)} \right]}}\) có bao nhiêu đường tiệm cận đứng?![](data:image/png;base64,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)
A. 3
B. 2
C. 6
D. 4
Câu hỏi trên thuộc đề trắc nghiệm
Đề thi thử THPT QG năm 2019 môn Toán Trường THPT Chuyên Thái Nguyên lần 2