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22-05-2021
Mathematics

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Find the value of the six trigonometric function for the angle in standard position determined by the point (-1,2)

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ferrybukantoro ferrybukantoro

22-05-2021

Step-by-step explanation:

x= -1

y= 2

r = √(-1)²+2² =√1+4=√5

sin a = 2/√5

cos a = -1/√5

tan a = 2/-1= -2

sec a = √5/-1 =-√5

csc a = √5/2

cot a = -1/2

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