Chapter 2 Polynomials

NCERT Solutions for Class 10 Maths Chapter 2 Polynomials Exercise 2.4 Page 36   1. Verify that the numbers given alongside of the cubic polynomials below are their zeroes. Also verify the relationship between the zeroes and the coefficients in each case: (i) 2x3+x2-5x+2; -1/2, 1, -2 (ii) x3-4x2+5x-2 ;2, 1, 1 (i) 2x3+x2-5x+2; -1/2, 1, -2 Given, … [Read more...] about Exercise 2.4

NCERT Solutions for Class 10 Maths Chapter 2 Polynomials Exercise 2.3 Page 36 1. Divide the polynomial p(x) by the polynomial g(x) and find the quotient and remainder in each of the following: (i) p(x) = x3-3x2+5x–3 , g(x) = x2–2 (ii) p(x) = x4-3x2+4x+5 , g(x) = x2+1-x (iii) p(x) =x4–5x+6, g(x) = 2–x2 (i) p(x) = x3-3x2+5x–3 , g(x) = x2–2 Dividend = p(x) = … [Read more...] about Exercise 2.3

NCERT Solutions for Class 10 Maths Chapter 2 Polynomials Exercise 2.2 Page 33 1. Find the zeroes of the following quadratic polynomials and verify the relationship between the zeroes and the coefficients. (i) x2 – 2x – 8 (ii) 4s2 – 4s + 1 (iii) 6x2 – 3 – 7x (iv) 4u2 + 8u (v) t2 – 15 (vi) 3x2 – x – 4 (i) x2–2x –8 = x2– 4x+2x–8 = x(x–4)+2(x–4) = … [Read more...] about Exercise 2.2

NCERT Solutions for Class 10 Maths Chapter 2 Polynomials Exercise 2.1 Page 28 1. The graphs of y = p(x) are given in Fig. 2.10 below, for some polynomials p(x). Find the number of zeroes of p(x), in each case. Answer : Graphical method to find zeroes :- Total number of zeroes in any polynomial equation = total number of times the curve intersects … [Read more...] about Exercise 2.1