Question

1. Write the expansions of each of the following:
(a) (3x + 2y – 32) (b) (x - 4y - 52)
2. Simplify:
(a) (x - y-2) + 6+y+z)
(b) (2a + b + c)- + (29-b-c-
3. Write the expansion of the following: (px + 22).
4. Find the value of 27 + 8y if
3x + 2y = 20 and ry=z
. Write the expansions of the following:
(a) (3x + 4)
6. Find the value of p-qif
(a) P-95-7 and pq=- 10
6) -- and p =
7. Simplify: (o? - b)(a + b)-(m ) [DAV 2011)
8. Ir sx - 2y - 7 and xy =2, find the value of (5x + 2y)2
Simplify
(a) (4x+2)+(4x-2y)?
(b) (3a + Sb)-(3a - 5b)​

Answer 1

Answer:

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