Question

correct factorisation of x2 + x -20 ?
Single Correct Objective
o (x+4)(x-5)
0 (x+4)(x+5)
O (x-4)(x+5)
O (X-4)(x-5)
Your Answer:​

Answer 1

Answer:

• O

Step-by-step explanation:

1. x2 + x- 20
2. x2+5x-4x-20
3. x(x+5)-4(x-4)
4. (x+5)(x-4)
5. (x-4)(x+5)