Answer:
cos Ф= -15, sec Ф= -1/15
sin Ф= -8, csc Ф= -1/8
tan Ф= 8/15, cot Ф= 15/8
Explanation:
cos Ф=x,
sin Ф=y
tan Ф=y/x
sec Ф=1/x
csc Ф=1/y
cot Ф=x/y
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