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NO.363
中等
00:00
本题平均耗时:2分54秒
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正确率:50%

In the xy-plane, triangular region R is bounded by the lines x = 0, y = 0, and 4x + 3y = 60. Which of

the following points lie inside region R?

Indicate all such points.

(2,18)

(5,12)

(10.7)

(12,3)

(15,2)

Select one or more answer choices.

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