SOLUTION: the expression (cot x)(sec x) is equivalent to ? (1) sin x (2) cos x (3) csc x (4) sec x

Algebra ->  Trigonometry-basics -> SOLUTION: the expression (cot x)(sec x) is equivalent to ? (1) sin x (2) cos x (3) csc x (4) sec x      Log On


   

Question 601190: the expression (cot x)(sec x) is equivalent to ?
(1) sin x
(2) cos x
(3) csc x
(4) sec x
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
cot(x)*sec(x)


(cos(x)/sin(x))(1/cos(x))


cos(x)/(sin(x)cos(x))


1/sin(x)


csc(x)


So cot(x)*sec(x) simplifies to csc(x)