Question

cos x = 2 cos(x-2y) then value
If
1-2
of 1+2

Answer 1

Answer:

this is the answer of your questions

Answer 2

Answer:

cos x = 2 cos ( x-2y ) then value if 1-2 of

1+2..

cos( x-2y) 1-2 of 1+2 ..>.......']pohjp]-[==...'[]][95338]..\=]\;6\t..'[[pig

kl[i6-]./]

i don't understand your question.......

i don't know sorry......