Artificial Intelligence, Numerical Analysis, Optimization, Python Programming, Statistics.
f(x) = x * x — 1 x * x — 1 = 0 f(1) = (1) * (1) –1 = 0 f(-1) = (-1) * (-1) –1=0 So 1 and -1 are roots of the above equations. How did we understand that? We put 1 in place of x in the equation. That's how we can solve these equations. But sadly, in real life, equations aren't that much simple to