MCQ
Refer to Question 18 maximum of Z occurs at:
- A(5, 0)
- B(6, 5)
- C(6, 8)
- D(4, 10)
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$f(x)=\max \{\sin t: 0 \leq t \leq x\}, \quad 0 \leq x \leq \pi$
$\quad \quad \quad \quad \quad \quad 2+\cos x,\quad \quad \quad \quad x>\pi$
Then which of the following is true?