RD Sharma class 10 solutions Chapter 8 Quadratic Equations Ex 8.1

RD Sharma class 10 solutions Chapter 8 Quadratic Equations Ex 8.1

RD Sharma Class 10 Solutions Quadratic Equations Exercise 8.1

Question 1.
Which of the following are quadratic equations ?

Solution:

Question 2.
In each of the following, determine whether the given values are solutions of the given equation or not :

Solution:

Question 3.
In each of the following, find the value of k for which the given value is a solution of the given equation.

Solution:

Question 4.
Determine, if 3 is a root of the equation given below :

Solution:

Question 5.
If x = \(\frac { 2 }{ 3 }\) and x = -3 are the roots of the equation ax² + 7x + b = 0, find the values of a and b.
Solution:

Exercise 8.1

RD Sharma Class 10 Solutions