Скачать или смотреть POLYNOMIALS- EX- 2.3- Q22 TO Q24 - NCERT MATHS EXEMPLAR SOLUTIONS-CLASS-9

POLYNOMIALS- EX- 2.3- Q22 TO Q24 - NCERT MATHS EXEMPLAR SOLUTIONS-CLASS-9
EX-2.3
Short Answer Type Questions:
Question 22:
If x +1 is a factor of ax3 + x2 - 2x+ 4a- 9, then find the value of a.

Question 23:
Factorise
(i) x2 + 9x +18 (ii) 6x2 +7x -3 (iii) 2x2 -7x -15 (iv) 84 - 2r - 2r2

Question 24:
Factorise
(i) 2x3 -3x2 -17x + 30 (ii) x3 - 6x2 +11x - 6 (iii) x3 + x2 – 4x – 4 (iv) 3x3 – x2 – 3x +1

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