Question

ble
I a- pq - prtf
= pq\-1)-(p-1)
= (p-1) (pq-p).
u arrangement would give
common binomial factor. Here, we have
shifted bc to a new position.
y.
Here, we have interchanged
the positions of -pq and -pr-.
Factorise:
4. ax2 + by2 +
by2 + bx2 + ay?
10. Spr+ 4 qr + 6ps + 39s
2. x3 + 4x2 + 2x + 8
5. a? + 2b + ab + 2a
8. x2 - ax - bx + ab
11. 7 ab + 9cb + 7 ad +9cd
14.2b2 + 8 ab + 4ac + bc
3. 463 - 6b2 + 10b - 15
6. 2a-8a² + 3a - 12
9. 20 - 15X-6X2 + 8x
12. b3 - 2b - 8 + 4b2
15. 2axy2 + 10x + 3ayP + 15
331
Exercise 28C
1. 9x + 18x2 + x + 2
7. 7x + 2x + 28 x + 8
13. ab2-bc2 - ab + c2​

Answer 1

Answer:

in akho ka etbar na krna ye uthti h to sidhe ktleyam krti h inki nazar pe pehra lagao yaro ye akho se hi khanjar ka kam krti h

Answer 2

Answer:

in akho ka etbar na krna ye uthti h to sidhe ktleyam krti h inki nazar pe pehra lagao yaro ye akho se hi khanjar ka kam krti h

Step-by-step explanation:

in akho ka etbar na krna ye uthti h to sidhe ktleyam krti h inki nazar pe pehra lagao yaro ye akho se hi khanjar ka kam krti h