I iosman123 New member Joined Jul 25, 2019 Messages 2 Aug 10, 2019 #1 Hello, show that csc x tan x = sec x and show that sec x cot x = csc x WHAT IS THIS....? thanks iosman

Hello, show that csc x tan x = sec x and show that sec x cot x = csc x WHAT IS THIS....? thanks iosman

S Subhotosh Khan Super Moderator Staff member Joined Jun 18, 2007 Messages 18,572 Aug 10, 2019 #2 iosman123 said: Hello, show that csc x tan x = sec x and show that sec x cot x = csc x WHAT IS THIS....? thanks iosman Click to expand... This is a problem of "identity" in trigonometry. How would you express tan(x) in terms of sin(x) and cos(x) and constants? How would you express sec(x) in terms of sin(x) and cos(x) and constants? How would you express csc(x) in terms of sin(x) and cos(x) and constants? Now think....

iosman123 said: Hello, show that csc x tan x = sec x and show that sec x cot x = csc x WHAT IS THIS....? thanks iosman Click to expand... This is a problem of "identity" in trigonometry. How would you express tan(x) in terms of sin(x) and cos(x) and constants? How would you express sec(x) in terms of sin(x) and cos(x) and constants? How would you express csc(x) in terms of sin(x) and cos(x) and constants? Now think....