Question

Factorizations method
2
solve x² + 3x + 2 = 0​

Answer 1

Answer:

x² + 3x + 2 = 0

=> x² + (2+1)x + 2 = 0

=> x² + 2x + x + 2 = 0

=> x(x + 2) + 1(x + 2) = 0

=> (x + 2) (x+1) = 0

=> x+2 = 0 or x+1 = 0

=> x = -2 => x= -1

The required roots =(-2, -1)