Using principle of mathematical induction prove that `cosalpha\ cos2alpha\ cos4alphacos(2^(n-1)alpha)=(s in2^nalpha)/(2^n s inalpha)\ for\ a l l\ n Ndot`

prove that cosalpha\ cos2alpha\ cos4alpha......cos(2^(n-1)alpha)=(sin2^nalpha)/(2^n sinalpha)\ for\ a l l\ n in N

Using principle of mathematical induction prove that cos alpha cos2 alpha cos4 alpha cos(2^(n-1)alpha)=(s in2^(n)alpha)/(2^(n)s in alpha)f or allnN

Using Principle of Mathematical Induction, prove that : cos alpha cos 2 alpha cos 4 alpha ............. cos (2^(n-1) alpha)= (sin (2^n alpha))/(2^n sin alpha) for all n in N.

Using principle of mathematical induction, prove that: 1+3+5+………..+(2n-1)= n^2 .

By Principle of Mathematical Induction, prove that : 2^n >n for all n in N.

By using principle of mathematical induction, prove that 2+4+6+….2n=n(n+1), n in N

By using principle of mathematical induction, prove that 2+4+6+….2n=n(n+1), n in N

By the principle of mathematical induction prove that 1+2+3+4+…n= (n(n+1))/2