Compute the flux of the vector field F = 5yi + 2j - 5xzk through the surface S, which is the surface y = x² + z², with x² + z² ≤ 9, oriented in the positive y-direction.

I understand that F = <5y, 2, -5xz>, but how do I find dA? and would the bounds for x and z be [0, 3]?

please help...