Question

if cos a-b equals to root 3/2 then a-b equals to​

Answer 1

Answer:

$→\cos(a - b) = \frac{ \sqrt{3} }{2} \\ (a - b )= \cos^{ - 1} ( \frac{ \sqrt{3} }{2} ) \\ \boxed{(a - b) = \frac{\pi}{6} }✓$

• π/6 is the right answer.