Discover Questions

Is light the result of an absence of mass? Is there really a neutron star heading towards earth in the year 2080 or 2087 please answer? How do I use function notation to write g in terms of f? g(x)=√(7-x) +2? Discuss a real-life example in which you would need to add, subtract, multiply, or divide fractions or mixed numbers and show the math.? What about my order?