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RD Chapter 6- Factorisation of Polynomials Ex-6.5 Interview Questions Answers

Question 1 : Using factor theorem, factorize each of the following polynomials:
x3 + 6x2 + 11x + 6

Answer 1 :


Question 2 : x3 + 2x2 – x – 2

Answer 2 :


Question 3 : x3 – 6x2 + 3x + 10

Answer 3 :


Question 4 : x4 – 7x3 + 9x2 +x- 10

Answer 4 :

Question 5 : 3x3 – x2 – 3x + 1

Answer 5 :


Question 6 : x3 – 23x2 + 142x –120        [NCERT]

Answer 6 :


Question 7 : y3 – 7y + 6

Answer 7 : Let f(y) = y3 – 7y + 6