The answer is 9 sorry if this is wrong
Answer: 29/4
Step-by-step explanation:
The term "autonomous" refers to an ordinary differential equation that relates the derivatives of the dependent variable as a function *only* of the dependent variable. In other words, the ODE doesn't explicitly depend on the independent variable.
Examples:

is autonomous

is *not* autonomous
Answer:
x = 53.5°
Hope this helps... Have a good day!!