Find doamin of f(x)
g(x)=|sinx|+sinx
h(x)=sinx+cosx ,0
f(x)=(log_h(x) g(x))^{1/2
log is in square root
answer is pi/6,pi/2
pls give two solution graph and analytical.
thanks}

the diameter of a roller is 84 cm and its length is 120 cm. it takes 500 complete revolution to  move once over to level a playground. find the area of the playground in square m?

Find dy/DX when y=x^sinx+sin-1√x.

 

Please give me the solution of this problem. 

Solve the differential equation y’’+2ty’-4y=1, y(0)=y’(0)=0.