[15] (c) Simplify (((h**(-2/7)/(h*h/(h/((h*h/(h/(h**(3/2)*h))*h)/h))))/(h/h**(-4/5)*h)**(-1/10))**(8/19) assuming h is positive.

[15] (c) Simplify (((h*h/(h*h**(-1/3)))/(h/(h/(h**(-1/6)/h))))**(2/7))/(h*h**4)**(-18) assuming h is positive.

[15] (c) Simplify ((h**(2/5)*h)**(4/3)/((h**0/h)/h*h*h*h**(2/3)))/(h**(-4/7)*h/(h/(h/(h**(3/8)/h)))) assuming h is positive.

[15] (c) Simplify (((h/(h*((h/(h/h**(-6)))/h)/h))/(h**(2/5)*h))**(-3/4)*(((h/(h*h**(-1/7)))/h)/h**(-1))**(-4))**(-5/9) assuming h is positive.

[15] (c) Simplify (h*h**(-2/11)*h)**(6/5) assuming h is positive.

[15] (c) Simplify ((h**(3/8)/h)/h*h*h/(h/(h/(h/(h*h/(h**(-7)*h))))))**(2/5))**(-40/7) assuming h is positive.