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RD Chapter 6 Factorisation of Polynomials Ex 6.5 Solutions

Question - 11 : - x3 + 132 + 32x +20      [NCERT]

Answer - 11 : -


Question - 12 : - x3 – 3x2 – 9x – 5[NCERT]

Answer - 12 : -


Question - 13 : - 2y3+ y2 – 2y –1      [NCERT]

Answer - 13 : -


Question - 14 : - x3 – 2x2 – x + 2

Answer - 14 : -


Question - 15 : - Factorize each of the following polynomials:
(i) x3 + 13x2 + 31x – 45 given that x + 9 is afactor
(ii) 4x3 + 20x2 + 33x + 18 given that 2x + 3 isa factor

Answer - 15 : -


Question - 16 : - x4 – 2x3 – 7x2 +8x + 12

Answer - 16 : -


Question - 17 : - x4 + 10x3 + 35x2 +50x + 24

Answer - 17 : -


Question - 18 : - 2x4 – 7x3 – 13x2 +63x – 45

Answer - 18 : -


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