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Câu 18:

Cho hàm số $f\left( x \right) = 4 - 3x$

Câu 18: Cho hàm số f(x)=4−3xf\left( x \right) = 4 - 3xf(x)=4−3x. Khẳng định nào sau đây đúng?

Thông tin câu hỏi

Câu 18:

Cho hàm số $f\left( x \right) = 4 - 3x$ . Khẳng định nào sau đây đúng?