sin 600' cos 330' + cos 120' sin 150' = - 1
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The value of \\( \\sin 600 ^ { \\circ } \\cos 330 ^ { \\circ } + \\cos 120 ^ { \\circ } \\sin 150 ^ { \\circ } \\) is\n\\( \\begin{array} { l l l } { \\text { (a) } - 1 } & { \\text { (b) } 1 } \\end{array} \\)"
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