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Nếu $\int_{0}^{2}f(x)dx=2$ thì $\int_{2}^{0}3f(x)dx$ bằng

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This question belongs to "Đề Thi Thử Tốt Nghiệp 2026 Toán Sở GD Nghệ An Lần 3" on Học Mỗi Ngày. Review the answer, solution, and related items in the same set to study more effectively.

Question detail

Nếu $\int_{0}^{2}f(x)dx=2$ thì $\int_{2}^{0}3f(x)dx$ bằng

A

12.

B

-12.

C

6.

D

-6.

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