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Given that sin(a)= √17/9 , cos(a)= 8/9, and tan(a)= √17/8 find csc(a), sec(a), cot(a).

 Dec 6, 2016
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Given that sin(a)= √17/9 , cos(a)= 8/9, and tan(a)= √17/8 find csc(a), sec(a), cot(a).

 

csc(a)  = 1 / sin (a)  =   1 / [  √17/9 ]  =  9 /  √17   =   [ 9  √17 ]  / 17

 

sec(a)  = 1 / cos (a)  =  1 / [8/9]   = 9/8

 

cot (a)  =  1 / tan (a)   =  1 / [ √17/8]  = 8 √17 =  [ 8 √17 ] / 17

 

 

 

cool cool cool

 Dec 6, 2016

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