Maximise the function \( Z=11 x+7 y \), subject to the \( \mathrm{P} \) constraints \( x \leq 3,...

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Maximise the function \( Z=11 x+7 y \), subject to the
\( \mathrm{P} \) constraints \( x \leq 3, y \leq 2, x \geq 0 \) and \( y \geq 0 \).
(1) 33 at \( (3,0) \)
(2) 74 at \( (0,2) \)
WV
(3) 47 at \( (3,2) \)
(4) no maximum value.
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