Discover Questions

Find (f −1)'(a).
f(x) = sqrt (2x^3 + 4x^2 + 2x + 1), a = 3? If there s 1.54 grams in a cubic centimeter how many cubic feet are there in a pound? Does speed affect angle? Example if your throw a ball at different speeds at a wall would it affect the angle? How is magnetism physically created? Please provide me the solution of only Numerical part?