NCERT Mathematics Class 9 Exemplar Ch 2 Polynomials Part 6
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Q.11. Find the zeroes of the polynomial in each of the following:
(i)
(ii)
(iii)
(iv)
Answer: (i) 4 (ii) (iii) (iv) 0
Q.12. Find the zeroes of the polynomial:
Answer: 0
Q.13. By actual division, find the quotient and the remainder when the first polynomial is divided by the second polynomial:
Answer:
Q.14. By Remainder Theorem find the remainder, when p(x) is divided by g(x), where
(i)
(ii)
(iii)
(iv)
Answer: (i) 0 , (ii) 62, (iii) , (iv)
Q.15. Check whether p(x) is a multiple of g(x) or not:
(i)
(ii)
Answer: (i) No (ii) No
Q.16. Show that :
(i)
(ii)
Q 17. Determine which of the following polynomials has a factor:
(i)
(ii)
Answer: (i)
Q.18. Show that is a factor of and also of
Q.19. For what value of m is divisible by ?
Answer: 1
Q.20. If x + 2a is a factor of, find a.
Answer:
Q.21. Find the value of m so that be a factor of
Answer:
Q.22. If is a factor of, find the value of a.
Answer: 2
Q.23. Factorise:
(i)
(ii)
(iii)
(iv)
Answer:
(i)
(ii)
(iii)
(iv)