The values of A and B such that the function \[f(x)=\left\{ \begin{matrix} -2\sin x, & x\le -\frac{\pi }{2} \\ A\sin x+B, & -\frac{\pi }{2}

The values of A and B such that the function \[f(x)=\left\{ \begin{mat

1.	The values of A and B such that the function \[f(x)=\left\{ \begin{matrix} -2\sin x, & x\le -\frac{\pi }{2} \\ A\sin x+B, & -\frac{\pi }{2}
A.	\[A=0,\,B=1\]
B.	\[A=1,\,B=1\]
C.	\[A=-1,\,B=1\]
D.	\[A=-1,\,B=0\]
Answer» D. \[A=-1,\,B=0\]

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The values of A and B such that the function \[f(x)=\left\{ \begin{matrix} -2\sin x, & x\le -\frac{\pi }{2} \\ A\sin x+B, & -\frac{\pi }{2}

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