Home
Class 12
MATHS
Let f(x)=(2cosx-1)(2cos2x-1)(2cos2^2x-1)...

Let `f(x)=(2cosx-1)(2cos2x-1)(2cos2^2x-1)(2cos2^n x-1),` (where `ngeq1)dot` Then prove that `f((2pik)/(2^n+-1))=1AAk in Idot`

Promotional Banner

Similar Questions

Explore conceptually related problems

Let f(x)=cos^(-1)(2x^(2)-1) then

2cos^(-1)x=cos^(-1)(2x^(2)-1)

Let f(x)=|(2cosx,1,0),(1,2cosx,1),(0,1,2cosx)| then

If f(x)=(4cos^(4)x-2cos2x-(1)/(2)cos4x-x^(7))^((1)/(7)) then

Let f(x) = |{:(cos x ,1,0 ),(1,2cosx,1),(0,1,2cosx):}| then

Let f(x)=sin^(-1)((1)/(|x^(2)-1|))+cos^(-1)((1-2|x|)/(3))

Prove that cos^(-1){(1+x)/(2)}=(cos^(-1)x)/(2)

If f(x)=(4cos^(4)x-2cos^(2)x-(1)/(2)cos4x+2sin^(2)x-x^(9))^((1)/(9)) then the value of f(f(2)) is equal to