RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C

RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C

These Solutions are part of RS Aggarwal Solutions Class 10. Here we have given RS Aggarwal Solutions Class 10 Chapter 10 Quadratic Equations Ex 10C.

Other Exercises

Find the discriminant of each of the following equations:
Question 1.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 1
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 2
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 3

Find the roots of each of the following equations, if they exist, by applying the quadratic formula:
Question 2.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 4

Question 3.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 5
x = 3 + √5 or x = 3 – √5

Question 4.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 6

Question 5.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 7

Question 6.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 8
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 9

Question 7.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 10

Question 8.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 11

Question 9.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 12

Question 10.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 13
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 14

Question 11.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 15

Question 12.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 16
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 17

Question 13.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 18

Question 14.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 19
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 20

Question 15.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 21

Question 16.
Solution:
x² + x + 2 = 0
Comparing it with ax² + bx + c = 0
a = 1, b = 1, c = 2
D = b² – 4ac = (1)² – 4 x 1 x 2 = 1 – 8 = -7
D < 0
There are no real roots.

Question 17.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 22

Question 18.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 23
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 24

Question 19.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 25

Question 20.
Solution:
3x² – 2x + 2 = 0
Comparing it with ax² + bx + c = 0
a = 3, b = -2, c = 2
D = b² – 4ac = (-2 )² – 4 x 3 x 2 = 4 – 24 = -20
D < 0
Roots are not real.

Question 21.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 26

Question 22.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 27

Question 23.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 28

Question 24.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 29
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 30

Question 25.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 31

Question 26.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 32

Question 27.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 33
x = (a + 2b) and x = (a – 2b)

Question 28.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 34

Question 29.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 35

Question 30.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 36

Question 31.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 37

Question 32.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 38
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 39

Question 33.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 40

Question 34.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 41
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 42

Question 35.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 43
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 44

Question 36.
Solution:
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 45
RS Aggarwal Class 10 Solutions Chapter 10 Quadratic Equations Ex 10C 46

Hope given RS Aggarwal Solutions Class 10 Chapter 10 Quadratic Equations Ex 10C are helpful to complete your math homework.

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