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find the exact values of 5 other trigonometric function of sin=-4÷5Q3

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Palsme9971id
sin = y/r
y= -4 , r= 5
r² = x² + y²                     since, the function is in Q3 the x value is negative(-)
5² = x² + (-4)²
x= -3 

cos = -3/5
sec = 5/-3
csc= 5/-4
tan = 4/3
cot = 3/4