It is known that two roots of the non-linear equation $$\,{x^3} - 6{x^2} + 11x - 6 = 0\,\,$$ are $$1$$ and $$3.$$ The third root will be

The polynomial $$\,p\left( x \right) = {x^5} + x + 2\,\,$$ has

Identity the Newton $$-$$ Raphson iteration scheme for the finding the square root of $$2$$