Worksheet for chapter: Factorisation is presented below. The worksheets are provided for practice and self evaluation of students of class 8. Solutions are provided at the end of the page.
(1) Factorise -16a2 + 2a – 8a2 + a
(2)Factorise the following expression: 4a2 + 16a + 16
Find the factors of given expressions.
(3)81x2 – y2
(4) x2 – 14x + 49
(5) 8x2 – 2y2
(6) x2 + 8x + 15
(7) Divide (x2 – 6x -7) ÷ (x – 1)
(8)Find error and correct it in given expression.
(5a + b)2 = 5a2 + 10ab + b2
(9)Find the common factor for given expression and choose correct answer.
7a2b4 + 14b2c4 + 21c2a4
(a) 7a2 b2
(b) a2b4
(c)7
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