Question

1
(n) (20-3b)
) 7 Evaluate the following using suitable identities:
- yz-
Evaluate the following using suitable identities:
(1) (99)
(i) (102)
8.9 Factorise each of the following:
(1) 8a+b+12a+b + ab
G
(ii) 27 -125a - 135a + 225a?
G
(w) 27p' - 216
р
19
po
2
Verify: (i).x' + y = (x+y) (2 - xy + y) (ii)
10. Factorise each of the following:
(i) 27y + 1252 (ii) 64m? - 343
) -​

Answer 1

Answer:

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