1. Factoriser:a. (x+3)(x + 1) + (3x − 1) (x + 3) b. (2x + 1) (4x − 1) + (2 + x) (2x + 1) C.(5− x)² + (5 − x) (x + 1)
Mathématiques
elena5770
Question
1. Factoriser:a. (x+3)(x + 1) + (3x − 1) (x + 3)
b. (2x + 1) (4x − 1) + (2 + x) (2x + 1)
C.(5− x)² + (5 − x) (x + 1)
b. (2x + 1) (4x − 1) + (2 + x) (2x + 1)
C.(5− x)² + (5 − x) (x + 1)