szórakoztatás Link továbblép cos 1 1 2 Látszólag kifinomult Híres ember
If y = cos ^{-1} left ( dfrac{2^{x+1}}{1 + 4^{x}} right ), then dfrac{dy}{dx}
Prove that Sin^(−1) (-1/2) + Cos^(-1) (-sqrt3/2) = Cos^(-1) (-1/2) - Mathematics and Statistics | Shaalaa.com
Ex 2.1, 12 - Find value of cos-1 (1/2) + 2 sin-1 (1/2) - Ex 2.1
Prove that Sin^(−1) (-1/2) + Cos^(-1) (-sqrt3/2) = Cos^(-1) (-1/2) - Mathematics and Statistics | Shaalaa.com
Solved Verify that the equation is an identity. 1 - COS X 2 | Chegg.com
Ex 2.1, 5 - Find principal value of cos-1 (-1/2) - Inverse
How do you solve and find the value of cos^-1(1/2)? | Socratic
Find the exact value of \cos^{-1}(0). (Do not use a calculator.) | Homework.Study.com
Prove that:cos^{-1}(1-2x^{2})=2sin^{-1}x
Find the value of (i) tan(cos^-1 (1/2) − sin^−1 (-1/2)) (ii) sin(tan^-1 (1/2) - cos^-1 (4/5) (iii) cos(sin^-1 (4/5) - tan^-1 (3/4) - Sarthaks eConnect | Largest Online Education Community