Home
Class 12
MATHS
" (b) Prove that "2cos^(-1)x=cos^(-1)(2x...

" (b) Prove that "2cos^(-1)x=cos^(-1)(2x^(2)-1)

Promotional Banner

Similar Questions

Explore conceptually related problems

Prove that 2 cos^(-1)x =cos^(-1)(2x^(2)-1) .

Prove that sin^(-1)x=cos^(-1) sqrt(1-x^2)

Prove that: 3cos^(-1)x=cos^(-1)(4x^(3)-3x),x in[(1)/(2),1]

Prove that 3cos^(-1)x=cos^(-1)(4x^(3)-3x),x in[(1)/(2),1]

Prove that 3cos^(-1)x=cos^(-1)(4x^(3)-3x)" "x in [1/2,1]

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

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

Prove that: 3cos^(-1)x=cos^(-1)(4x^3-3x), x in [1/2,1]

Prove that cos4x = 2cos^2(2x) - 1

If 1/(sqrt(2))