[THPT 2023] Nếu \(\smallint _0^2f\left( x \right){\text{d}}x = 4\) thì \(\smallint _0^2\left[ {\frac{1}{2}f\left( x \right) – 2} \right]{\text{d}}x\) bằng

Câu hỏi:

Nếu \(\smallint _0^2f\left( x \right){\text{d}}x = 4\) thì \(\smallint _0^2\left[ {\frac{1}{2}f\left( x \right) – 2} \right]{\text{d}}x\) bằng

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