SUBJECT ASSESSMENT
WORKSHEET-107
Name
Class
Roll No.
Time
40 Min
Max. Il Man
Marks | Obtais
25
1. Factorise the following expressions by the
method of completing the square:
(1) x2 + 4x - 21 (ii) 1 - 16x2 + 64x4 (2)
pressions by the
3. Factorise the following using HCF:
Op q + pPqp + pºq24
(ii) - 10a?b - 30ab3 - 20ab3
(iii) x + x2 + x +1
OR
Divide the following:
(1) (r2 - 6x + 9) by 6-3)
(it) (r? - 16) by (x + 4)
2. Factorise 18a+b'c-12abc + 24able and divide
it by 6abc.
(2)
Answers
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1
Answer:
Step-by-step explanation:
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