Can I do this in integral

Integral sinx^2 / cosx =( cos2x / - sinx) + c

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.

The difference between two numbers is one. three times the larger number minus two times the smaller number is 9. what are the two numbers

How do i put 3(x+7) in distributive property