If \[\int_{-1}^{4}{f(x)\,dx}=4\] and \[\int_{2}^{4}{(3-f(x))\,dx=7,}\] then the value of \[\int_{2}^{-1}{f(x)\,dx}\] is

If \[\int_{-1}^{4}{f(x)\,dx}=4\] and \[\int_{2}^{4}{(3-f(x))\,dx=7,}\]

1.	If \[\int_{-1}^{4}{f(x)\,dx}=4\] and \[\int_{2}^{4}{(3-f(x))\,dx=7,}\] then the value of \[\int_{2}^{-1}{f(x)\,dx}\] is
A.	2
B.	? 3
C.	? 5
D.	None of these
Answer» D. None of these

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If \[\int_{-1}^{4}{f(x)\,dx}=4\] and \[\int_{2}^{4}{(3-f(x))\,dx=7,}\] then the value of \[\int_{2}^{-1}{f(x)\,dx}\] is

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