Question

3)
- (1000) +3- (2 x 1000 x 3)
- 1000000 +9-6000 - 994009.
-))
(iii) (a - 26 - 3c)
(iii) (-46+23
EXERCISE 3D
1. Expand
(1) (a + 2b +50)
(ii) (2a-b+c)?
2. Expand
(1) (2 - 50 - 7c)? (ii) (-3a + 4b - 5c)?
Factorise
3. 4r?+9y2 +162? + 12xy - 24yz - 16zx
4. 9x + 16y + 4z? - 24xy + 16yz - 12xz
5. 25x + 4y2 +92-20xy - 12yz + 30xz
6. 16x² + 4y? +922 - 16xy - 12yz + 24xz
7. Evaluate
(i) (99)
(i) (995)
(iii) (107)
ANSWERS (EXERCISE 3D)​

Answer 1

Answer:

I don't know how to solve the problem.