If f(x)= sin(x^2+π) what is f'(√(2x))=?

What is the equation of a line passing through the point (6,1) and parallel to the line whose equation 3x=2y+4

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

God's gym charges a sign-up fee of $100 plus $30 per month. write an expression to represent how much someone would pay for a membership.