Chapter 2 exercise 2.3
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NCERT Solutions For Class 10 Maths Chapter 2 Exercise 2.3
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NCERT Solutions for class 10 Maths Chapter 2 Exercise 2.3 Polynomials PDF in Hindi Medium and English Medium download in PDF or View in Video Format free all solutions or study online for academic session 2020-2021.
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NCERT Solutions for class 10 Maths Chapter 2 Exercise 2.3 Polynomials PDF in Hindi Medium and English Medium download in PDF or View in Video Format free all solutions or study online for academic session 2020-2021.
Class 10 Maths Solutions and Offline Apps are updated on the basis of new Curriculum 2020-21 for CBSE students as well as UP Board students using NCERT Books 2020-21. Download (Exercise 2.3) in PDF format to use it offline or use online given below.
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NCERT Solutions For Class 10 Maths Chapter 2 Exercise 2.3
Class: 10
Subject: Maths – गणित
Chapter 2: Exercise 2.3
10 Maths Chapter 2 Exercise 2.3 Solutions
NCERT Solutions for class 10 Maths Chapter 2 Exercise 2.3 Polynomials English medium as well as Hindi Medium given below to download or use it online free for academic year 2020-21. Visit to discussion forum to share your knowledge or ask your doubts.
Class: 10
Subject: Maths – गणित
Chapter 2: Exercise 2.3
10 Maths Chapter 2 Exercise 2.3 Solutions
NCERT Solutions for class 10 Maths Chapter 2 Exercise 2.3 Polynomials English medium as well as Hindi Medium given below to download or use it online free for academic year 2020-21. Visit to discussion forum to share your knowledge or ask your doubts.
Class 10 Maths Exercise 2.3 Solutions
10th Maths Exercise 2.3 Solutions in English
10th Maths प्रश्नावली 2.3 का हल हिंदी में
Download 10th Maths Exercise 2.3 in PDF
Class 10 Maths Chapter 2 Main Page
Questions From Board Papers
1. What real number should be subtracted from the polynomial 3x³ + 10x² – 14x + 9, so that the polynomial 3x – 2 divides it exactly? [Answer: 5]
2. If α and β are the zeroes of the polynomial x² – 5x + m such that α – β = 1, find m. [Answer: 6]
3. If the sum of squares of zeroes of the polynomial x² – 8x + k is 40, find the value of k. [Answer: 12]
4. Write a quadratic polynomial, the sum of whose zeroes is – 3 and their product is also – 3.
5. If α and β are zeroes of the polynomial t2 – t – 4, form a quadratic polynomial whose zeroes are 1/α and 1/β. [Answer: 4t² + t – 1]
10th Maths Exercise 2.3 Solutions in English
10th Maths प्रश्नावली 2.3 का हल हिंदी में
Download 10th Maths Exercise 2.3 in PDF
Class 10 Maths Chapter 2 Main Page
Questions From Board Papers
1. What real number should be subtracted from the polynomial 3x³ + 10x² – 14x + 9, so that the polynomial 3x – 2 divides it exactly? [Answer: 5]
2. If α and β are the zeroes of the polynomial x² – 5x + m such that α – β = 1, find m. [Answer: 6]
3. If the sum of squares of zeroes of the polynomial x² – 8x + k is 40, find the value of k. [Answer: 12]
4. Write a quadratic polynomial, the sum of whose zeroes is – 3 and their product is also – 3.
5. If α and β are zeroes of the polynomial t2 – t – 4, form a quadratic polynomial whose zeroes are 1/α and 1/β. [Answer: 4t² + t – 1]
Important Questions On Polynomials For Board Papers
1. Find the value of k such that 3x² + 2kx + x – k – 5 has the sum of zeroes as half of their product. [Answer: 1]
2. If α and β are zeroes of x² – x – 2, find a polynomial whose zeroes are (2α + 1) and (2β + 1). [Answer: x² – 4x – 5]
3. Find values of a and b so that x^4 + x³ + 8x² + ax + b is divisible by x² + 1. [Answer: a = 1, b = 7]
1. Find the value of k such that 3x² + 2kx + x – k – 5 has the sum of zeroes as half of their product. [Answer: 1]
2. If α and β are zeroes of x² – x – 2, find a polynomial whose zeroes are (2α + 1) and (2β + 1). [Answer: x² – 4x – 5]
3. Find values of a and b so that x^4 + x³ + 8x² + ax + b is divisible by x² + 1. [Answer: a = 1, b = 7]
Questions for Practice
1. A person distributes k books to some needy students. If k is a zero of the polynomial x² – 100x – 20000, then find the number of books distributed. [Answer: 200]
2. If (k + y) is a factor of each of the polynomials y² + 2y – 15 and y³ + a, find values of k and a. [Answer: k = 3, – 5 and a = 27, – 125]
3. If x^4 + 2x³ + 8x² + 12x + 18 is divided by (x² + 5), remainder comes out to be (px + q), find values of q and q. [Answer: p = 2, q = 3]
4. –5 is one of the zeroes of 2x² + px – 15, zeroes of p(x² + x) + k are equal to each other. Find the value of k. [Answer: 7/4]
5. If two zeroes of x^4 – 6x³ – 26x² + 138 x – 35 are (2 ± √3), find other zeroes. [Answer: -5, 7]
1. A person distributes k books to some needy students. If k is a zero of the polynomial x² – 100x – 20000, then find the number of books distributed. [Answer: 200]
2. If (k + y) is a factor of each of the polynomials y² + 2y – 15 and y³ + a, find values of k and a. [Answer: k = 3, – 5 and a = 27, – 125]
3. If x^4 + 2x³ + 8x² + 12x + 18 is divided by (x² + 5), remainder comes out to be (px + q), find values of q and q. [Answer: p = 2, q = 3]
4. –5 is one of the zeroes of 2x² + px – 15, zeroes of p(x² + x) + k are equal to each other. Find the value of k. [Answer: 7/4]
5. If two zeroes of x^4 – 6x³ – 26x² + 138 x – 35 are (2 ± √3), find other zeroes. [Answer: -5, 7]
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