- Reflection, refraction, diffraction, interference and superposition in physics?

Discover Questions

Where can I find average monthly daylight for US cities preferably in minutes/hours? Consider the polynomial x^5-4x^2-7x-2=0. Show that the closed circle centered at x=0 of radius two contains at least two roots.? 7x-9=6x+3y? Which is greater 0.4 or 0.12? Who are more likely to be around in 1 million years: plants or fungi? Why?