NCERT Solutions · Class 10

NCERT Solutions for Class 10 Maths Chapter 2 Polynomials — Exercise 2.20

Step-by-step NCERT Solutions for Class 10 Maths Chapter 2 (Polynomials), Exercise 2.20. 5 questions with answers — read online free on NCERT Help.

Maths Chapter 2 Exercise 2.20 5 questions
ClassClass 10
SubjectMaths
ChapterChapter 2 — Polynomials
ExerciseExercise 2.20
Questions solved5

Exercises in this chapter

Questions & step-by-step answers

EXERCISE 2.4 (Optional)*

NCERT class 10 maths chapter 2 Polynomials

Question 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 , 1, – 2 2 (ii) x3 – 4x2 + 5x – 2; 2, 1, 1

Exercise Optional maths class 10 Chapter 2 Polynomials

Question 2:Find a cubic polynomial with the sum, sum of the product of its zeroes taken two at a time, and the product of its zeroes as 2, –7, –14 respectively.

CBSE class 10 maths ncert solutions Chapter 2

Question 3:If the zeroes of the polynomial x3 – 3x2 + x + 1 are a – b, a, a + b, find a and b.

class 10 maths solutions Polynomials

Question 4:If two zeroes of the polynomial x4 – 6x3 – 26x2 + 138x – 35 are 2 ± 3, find other zeroes.

Question 5:If the polynomial x4 – 6x3 + 16x2 – 25x + 10 is divided by another polynomial x2 – 2x + k, the remainder comes out to be x + a, find k and a.

About this exercise

NCERT Solutions for Class 10 Chapter 2 ExOptional Polynomials

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Where can I read NCERT Solutions for Class 10 Maths Exercise 2.20?

You can read step-by-step NCERT Solutions for Class 10 Maths Chapter 2 Exercise 2.20 online on NCERT Help at this page — no download required.

How many questions are solved in Exercise 2.20?

This page includes 5 NCERT textbook questions with detailed answers.

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Browse all exercises for Class 10 Maths Chapter 2 using the exercise switcher on this page or the full chapter list on the subject hub.