Tìm GTLN , GTNN của các hàm số sau: \(y = f(x) = \dfrac{{4{x^2} + 7x + 7}}{{x + 2}}\) trên đoạn \(\left[ {0;2} \right]\)
A.\( \max f\left( x \right) = \dfrac{{37}}{4};\,\,\min f\left( x \right) = \dfrac{7}{2}.\)
B.\( \max f\left( x \right) = \dfrac{{37}}{4};\,\,\min f\left( x \right) = -\dfrac{7}{2}.\)
C.\( \max f\left( x \right) = \dfrac{{7}}{2};\,\,\min f\left( x \right) = \dfrac{7}{4}.\)
D.\( \max f\left( x \right) = \dfrac{{7}}{2};\,\,\min f\left( x \right) = -\dfrac{47}{4}.\)
A.\( \max f\left( x \right) = \dfrac{{37}}{4};\,\,\min f\left( x \right) = \dfrac{7}{2}.\)
B.\( \max f\left( x \right) = \dfrac{{37}}{4};\,\,\min f\left( x \right) = -\dfrac{7}{2}.\)
C.\( \max f\left( x \right) = \dfrac{{7}}{2};\,\,\min f\left( x \right) = \dfrac{7}{4}.\)
D.\( \max f\left( x \right) = \dfrac{{7}}{2};\,\,\min f\left( x \right) = -\dfrac{47}{4}.\)
Loga
Hóa Học lớp 12
