Thai Sikh International School
E-Learning Programme – Online
Assignment – 09/09/15
Name
: Subject : Maths
1. Expand
the following
b) -2 (8x – 3y)
c) 3x2 (5xy +3y2 - x2)
2. Factorise
the following.
a) 3m2 + 9m
b) 5pq – 10pr +15ps
c) 4xy + 8y2
3. Evaluate
if p=4, q=-2, r=3 and s=5
a) 6p – 8q + 4s
b) 3r – 3p + 5s
4. Expand
the following & simplify your answer.
a) (x
– 7 ) ( x + 4)
b) (7p-3) (4p+8)
c) (p
–q) (p + q)
d) (3x + 1)2
5. Factorise
the following by grouping
a) 4m
+ mx + 4n + nx
b) ab
– 4cb + ac – 4c2
6. Factorise
the following:
a) 81
– x2
b) 100
– y2
c) x2
– 100y2
7. By
factorizing, evaluate the following.
a) 225
– 82
b) 28
– 25
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