Question

alternate method formulas
class 10th​

Answer 1

Answer:

Alternative Method of Solving Quadratics

If you find r and s with sum -B and product C, then x² + Bx + C = (x - r)(x - s), and they are all the roots.

Two numbers sum to -B when they are -(B/2) ± u.

Their product is C when (B²/4) - u² = C.

Square root always gives value u.