Question 864369
If cos A = 2sin A, find tan A and Cot A.

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cos(A) = 2*sin(A)



cos(A)/cos(A) = 2*sin(A)/cos(A)



1 = 2*sin(A)/cos(A)



1 = 2*tan(A)



1/2 = tan(A)



tan(A) = <font size=4 color="red">1/2</font>



1/tan(A) = 1/( 1/2 )



1/tan(A) = 2/1



1/tan(A) = 2



cot(A) = <font size=4 color="red">2</font>