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Hello, when I enter the expression "arcsin(5/24cos(45))" in Jupiter Notebook, I "only" receive "arcsin(5/24cos(45))". I want to have the expression as a real number, but I don't know how to tell SAGE that I want ths expression to be calculated

Hello, when I enter the expression "arcsin(5/24cos(45))" arcsin(5/24*cos(45)) in Jupiter Notebook, I "only" receive "arcsin(5/24cos(45))". arcsin(5/24*cos(45)). I want to have the expression as a real number, but I don't know how to tell SAGE that I want ths expression to be calculated

Hello, when When I enter the expression arcsin(5/24*cos(45)) in Jupiter Notebook, a Jupyter Notebook running the Sage kernel, I "only" receive arcsin(5/24*cos(45)). .

I want to have the expression as a real number, but I don't know know how to tell SAGE Sage that I want ths this expression to be calculatedcalculated.