1. If x + y = 12 and xy = 32, Find the value of x2 + y2. 2. If 3x + 2y = 12 and xy = 6, find the value of 9x2 + 4y2.
3. Write the following cubes in the expanded form:
(i) (3a + 4b)3
(ii) (5p – 3q)3
3. Write the following cubes in the expanded form:
(i) (3a + 4b)3
(ii) (5p – 3q)3
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