Solve the following quadratic equations by factorization.
(1) x2 – 15x + 54 = 0 Solution: (2) x2 + x – 20 = 0 Solution: (3) 2y2 + 27y + 13 = 0 Solution: (4) 5m2 = 22m + 15 Solution: (5) 2×2 – 2x + ½ = 0 Solution: (2x – 1) (2x – 1) 2x – 1 = 0 x = ½, ½ Hence x […]