Question

CHECK YOUR PROGRESS 13
Factorise:
1. 10 xy - 15x2
2. abc - ab'c
3. 6p - 15pq +27 p
4. a² lb-c +b c -b)
5. 2a(4x - y) - b (4x - y)2 6. x(x + y) - 3xy (x + y)
7. 100 - 25p
8.1 - 256y
9. (2x + 1)2 - 9x
10. (a? + bc) - a (b + c)?
11. 25x2 - 10x + 1 - 36y
12.49x2 + 1 - 14xy + y
13. m + 14m + 49
14, 4x² - 4x + 1
15. 36a+ + 25 + 60a
16. x - 8x + 16
17. a -47a4 + 1
18. 4a4 +8164
19. x (squre) +4
20.9a4-a + 16
blzz anybody help me
blzz give me the answer ​

Answer 1

Answer:

10 xy -15 ×2

10 xy -30

xy =30

10

xy = 3