Question

LEVEL-1
1. Find the cube of each of the following binomial expressions:
1
y
3 2
3
(i)
(ii)
-
3
X
3х
2. If a + b = 10 and ab = 21, find the value of a 63
3. If a - b = 4 and ab = 21, find the value of a' - 63
2
(iii) 2x +
(iv) 4 11
X
X
х
3
3
II NOTE 5 PRO​

Answer 1

Answer:

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