The sixth question (1)-2 10 N360, the minimum positive angle is -2 10+360 = 150, and the maximum negative angle is

-2 10

(2)- 1484 37' =-360× 4-44 37', that is, -44 37' N360, and the minimum positive angle is -44 37'+360 = 3 15 23'.

The maximum negative angle is-44 37'

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