若定义P⊙Q=5P+3Q,P▽Q=3P一5Q,那么(3⊙2/3)▽0.6=?

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若定义P⊙Q=5P+3Q,P▽Q=3P一5Q,那么(3⊙2/3)▽0.6=?若定义P⊙Q=5P+3Q,P▽Q=3P一5Q,那么(3⊙2/3)▽0.6=?若定义P⊙Q=5P+3Q,P▽Q=3P一5Q,那

若定义P⊙Q=5P+3Q,P▽Q=3P一5Q,那么(3⊙2/3)▽0.6=?
若定义P⊙Q=5P+3Q,P▽Q=3P一5Q,那么(3⊙2/3)▽0.6=?

若定义P⊙Q=5P+3Q,P▽Q=3P一5Q,那么(3⊙2/3)▽0.6=?
3⊙2/3=5×3+3×2/3=17
(3⊙2/3)▽0.6=17▽0.6
=3×17-5×0.6
=48