PLEASE US C++ AND SHOW EVERY STEP THANKS

Everything in the universe emits radiation. The amount of radiation and the wavelength of the radiation are determined by the object's temperature. This is known as Blackbody Radiation The amount of power per unit area in a given wavelength range is given by the formula T, write a function blackbody that takes two inputs, lambda and T and returns I. The (W/H inputs and output are all of type Double. In the main program use the function to calculate I (Watts per meter2) for green light (lambda 0.520um) at a temperature of T-1500 Kelvin. Use the following values C1-374.18106 W-/m, C2-14388 m-K, and = 0.050m. Use sensible variable names: lambda, delta_lambda, etc