Question

CHECK YOUR PROGRESS 4.5
Factorise:
1. x² + 11x + 24
3. 2x2 + 5x - 3
5. 2x4 - x - 1
7. 2x² + 11x + 14
2. x2 - 15xy + 54y?
4. 6x2 – 10xy - 4y?
6. x2 + 13xy - 30y
8. 10y2 + 1ly - 6
10. (m - 1) (1 -m) + m + 109
12. (2x + 3y)2 – 2(2x + 3y)(3x-2y)-3(3x – 2y
Hint: Put 2x + 3y = a and 3x - 2y = b
9. 2x2 - X-1
11. (2a - b)2 – (2a -b) - 30
Hint put 2a - b=x​

Answer 1

Answer:

1)x^2+11x+24

Step-by-step explanation:

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