NCERT Solutions For Class 10 Maths Chapter 4 Ex 4.2 | Monster Thinks

NCERT Solutions For Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2

 

Get Free NCERT Solutions for Class 10 Maths Chapter 4 Ex 4.2 Quadratic Equations Class 10 Maths NCERT Solutions are extremely helpful while doing homework. Exercise 4.2 Class 10 Maths NCERT Solutions were prepared by Experienced Garry Academy Teachers. Detailed answers to all the questions in Chapter 4 Maths Class 10 Quadratic Equations Exercise 4.2 Provided in NCERT Textbook

Topics and Sub Topics in Class 10 Maths Chapter 4 Quadratic Equations:

Section Name	Topic Name
4	Quadratic Equations
4.1	Introduction
4.2	Quadratic Equations
4.3	Solution of a Quadratic Equation by Factorisation
4.4	Solution of a Quadratic Equation by Completing the Square
4.5	Nature of Roots
4.6	Summary

You can also download the free PDF of Chapter 4 Ex 4.2 Quadratic Equations NCERT Solutions or save the solution images and take the printout to keep it handy for your exam preparation.

Board	CBSE
Textbook	NCERT
Class	Class 10
Subject	Maths
Chapter	Chapter 4
Chapter Name	Quadratic Equations
Exercise	Ex 4.2
Number of Questions Solved	6
Category	NCERT Solutions

NCERT Solutions For Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2

NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2 are part of NCERT Solutions for Class 10 Maths. Here we have given NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2.

Ex 4.2 Class 10 Maths Question 1.

Find the roots of the following quadratic equations by factorisation:
(i) x2 -3x – 10 = 0
(ii) 2x2 + x – 6 = 0
(iii) √2x2 + 7x + 5√2 = 0
(iv) 2x2 – x + 18 = 0 8
(v) 100 x2 – 20 X + 1 = 0
Solution:

Ex 4.2 Class 10 Maths Question 2.
Solve the following situations mathematically:
(i) John and Jivanti together have 45 marbles. Both of them lost 5 marbles each and the product of the number of marbles they now have is 124. We would like to find out how many marbles they had to start with.
(ii) A cottage industry produces a certain number of toys in a day. The cost of production of each toy (in rupees) was found to be 55 minus the number of toys produced in a day. On a particular day, the total cost of production was ₹750. We would like to find out the number of toys produced on that day.
Solution:

Ex 4.2 Class 10 Maths Question 3.
Find two numbers whose sum is 27 and product is 182.
Solution:

Ex 4.2 Class 10 Maths Question 4.
Find two consecutive positive integers, the sum of whose squares is 365.
Solution:

Ex 4.2 Class 10 Maths Question 5.
The altitude of a right triangle is 7 cm less than its base. If the hypotenuse is 13 cm, find the other two sides.
Solution:

Ex 4.2 Class 10 Maths Question 6.
A cottage industry produces a certain number of pottery articles in a day. It was observed on a particular day that the cost of production of each article (in rupees) was 3 more than twice the number of articles produced on that day. If the total cost of production on that day was ₹90, find the number of articles produced and the cost of each article.
Solution:

• Class 10 Maths Quadratic Equations Ex 4.1
• Class 10 Maths Quadratic Equations Ex 4.2
• Class 10 Maths Quadratic Equations Ex 4.3
• Class 10 Maths Quadratic Equations Ex 4.4

CBSE NCERT Solutions of Chapter 1                                                Click Here

CBSE NCERT Solutions of Chapter 2                                                Click Here

CBSE NCERT Solutions of Chapter 3                                                Click Here

CBSE NCERT Solutions of Chapter 4                                                Click Here

CBSE NCERT Solutions of Chapter 5                                                Click Here

CBSE NCERT Solutions of Chapter 6                                                Click Here

CBSE NCERT Solutions of Chapter 7                                                Click Here

CBSE NCERT Solutions of Chapter 8                                                Click Here

CBSE NCERT Solutions of Chapter 9                                                Click Here

CBSE NCERT Solutions of Chapter 10                                              Click Here

CBSE NCERT Solutions of Chapter 11                                              Click Here

CBSE NCERT Solutions of Chapter 12                                              Click Here

CBSE NCERT Solutions of Chapter 13                                              Click Here

CBSE NCERT Solutions of Chapter 14                                              Click Here

CBSE NCERT Solutions of Chapter 15                                              Click Here

We hope the NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Ex 4.2, help you. If you have any query regarding NCERT Solutions for Class 10 Maths Chapter 4 Quadratic Equations Exercise 4.2, drop a comment below and we will get back to you at the earliest.