Hello. Please help me find the value of the integral.

Integral.mw

Hello. I have certain requirements for drawings. Please tell me, is it possible to implement them when plotting in Maple? Thanks.
Drawing width 15 cm
Be sure to frame and mesh. The thickness of the frame and serifs on the axes is 0.5 pt. Mesh thickness 0.25 pt. The length of the serifs is 1.2 mm.
The thickness of the graph itself is 1 pt
Axis names 10 pt

Hello. Tell me, please, is it possible to somehow remove the labels on the axes in Maple when plotting graphs? I mean labels 1, 2, 3 and so on. Thank you for your help.

Hello. I have the equations written into the arrays. I want to combine them into a common system and solve it. I gave a simple example of what I need. How do I perform this operation?

Download 4.mw

Hello. Please help me. I set the function as "spline". The resulting function is shown in the figure. Is there any way to find the extremum points of this function? I will need to investigate many such functions, so searching separately for local minima and maxima will be a difficult long job for my research. Thank you for your answers.