Waiting for answer This question has not been answered yet. You can hire a professional tutor to get the answer.
QUESTION
What is the inverse cosine of 0.55?
##"cos"^(-1)(0.55)"=56.632987"^"o"##
The inverse cosine for a number is represented as ##"cos"^(-1)x##. It allows you to determine the angle. So the inverse cosine of ##0.55## is ##"cos"^(-1)(0.55)##. Use your scientific calculator, to get ##"cos"^(-1)(0.55)"=56.632987"^"o"##.
