Principal Value of cos⁻¹(-1/√2)

Ex 2.1, 2 - Find principal value of cos-1 (root 3/2) - Class 12 - Teachoo

Part 1: Exact Trig Values for Non Calculus

Ex 2.1, 9 - Find principal value of cos-1 (-1/root 2) - Ex 2.1 - Teachoo

Principal value of cos inverse functions #maths #mathtrick

inverse trigonometric function class 12 cos^-1√3/2 #shorts#

Find Exact Value of Inverse Sine of Negative Square Root of 2 Divided by 2 (sin^(-1)(-sqrt(2)/2))

Find the pricipal value of cos inverse 1 by root 2 / Ncrt solutions inverse trigonometry

find the principal value of cos inverse minus 1 by root 2

Proof that √2 is irrational #maths #squareroot #shorts #justmathwithme

Q) The value of cos^-1 (-root 3 /2 + pie/6 ) , CBSE 2026 Inverse Trigonometric PYQ 2025

Solve | sin 30 degree | using calculator (Casio fx-991MS)

sin 30 degree #calculator

trigonometry 0 to 360 #education #learning #mathmatics #mathstricks #mathhack #viral

Sine and Cosine Explained Visually! #math #trigonometry #calculus #explained

if cos x + sin x equal root 2 cos x then what is the value of cot X

How to calculate inverse tan in scientific calculator #scintific #calculator #studenthacks

Evaluating Inverse Trigonometric Functions

cos30° = √3/2 (Why & How?) || Trigonometry || How to find the value of cos30°

sin, cos, tan || Maths Trick 👍