Question

Help proof: 1-sin(x)/cos(x) = cos(x)/1+sin(x)

Answer 1

\[\frac{ 1-\sin x }{ \cos x } = \frac{ \cos x }{ 1+\sin x }\]

Answer 2

i need help on this last problem before i sleep pls help me :(

Answer 3

it's so confusing i don't know where to start.. all I can see is 1-sin x = cos if i am correct

Answer 4

but cos^2 = 1-sin^2x.. i dont even know if that works

Answer 5

hello pls help me

Answer 6

hi

Answer 7

i am very stuck on this problem.. im not sure if cosx can cancel out

Answer 8

hello pls help me

Answer 9

my brian hurts :[

Answer 10

Work on the right side only.
Begin by multiplying the right side by (1-sin x) / (1 - sin x}