- How do I solve [f(x+3)-f(x)]/[x+3-x] when f(x) = 4-x^2?

Discover Questions

In which quadrants is square root of 1-sin^2 x (this next part is out of the square root) =cosx an identity? What is the angular momentum quantum number or calcium? As per definition of photon having no mass or volume ,is the photon an intangible substance? If a leaf fall from a tree has work been shown? Can energy exist without power and time?