Question

x^2-(a+b)x+ab solve the follwowing quadratic equation using factorisation method

Answer 1

${x}^{2} - (a + b)x + ab = 0 \\ {x}^{2} - ax - bx + ab = 0 \\ x(x - a) - b(x - a) = 0 \\ (x - a)(x - b) = 0 \\ x = a \: \: or \: \: b$