# RS Aggarwal Solutions Class 10 Chapter 10 Quadratic Equations 10B

## RS Aggarwal Solutions Class 10 Chapter 10 Quadratic Equations 10B

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

Other Exercises

### Exercise 10B

Question 1:

Comparing it with ax2+bx+c=0, we get
a = 2, b = -7 and c = 6

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Question 2:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 3, b = -2, c = 8

Question 3:

Comparing it with ax2+bx+c=0, we get
a = 2, b = -5

Question 4:

Comparing it with ax2+bx+c=0,we get

Question 5:

Question 6:

Question 7:

So the given equation has real roots, given by

Hence,  are the roots of the given equation.

Question 8:
The given equation is

a = 2, b = -9, c = 7

Hence, $$\frac { 7 }{ 2 }$$ and 1 are the roots of the given equation.

Question 9:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 2, b = 1, c = -6

So, the given equation has real root, given by

Hence, $$\frac { 3 }{ 2 }$$ and -2 are the roots of the given equation.

Question 10:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 1, b = -4, c = -1

Hence, the given equation has real roots, given by

Hence, $$2+\sqrt { 5 }$$ and  $$2-\sqrt { 5 }$$ are the roots of the equation.

Question 11:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 1, b = -6, c = 4

Hence, the given equation has real roots given by

Hence, $$3+\sqrt { 5 }$$ and  $$3-\sqrt { 5 }$$ are the roots of given equation.

Question 12:
The given equation is
Comparing it with ax2+bx+c=0
a =1, b = -7, c = -5

Since, 69 > 0
So, the given equation has real roots, given by

Question 13:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 5, b = -19, c = 17

21>0
So, the given equation has real roots given by

Question 14:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 3, b = -32, c = 12

So, the given equation has real roots given by

Hence, are the roots of the given equation.
Question 15:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 25, b = 30, c = 7

Hence, the given equation has real roots, given by

Hence,  are the roots of the given equation.

Question 16:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 15, b = -1, c = -28

Hence the given equation has real roots, we get

Question 17:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 3, b = 11, c = -4

Hence, the given equation has real roots, given by

Question 18:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 16, b = -24, c = -1

Hence, the given equation has real roots, given by

Hence,  are the roots of the given equation.

Question 19:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 3, b = 2√5 , c = -5

Hence, the given equation has real roots, given by

Hence,  are the roots of given equation.

Question 20:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = 2, b = -2√6, c = 3

Hence the given equation has real roots given by

Hence,  are the roots of the given equation.

Question 21:
The given equation is
Comparing it with ax2+bx+c=0, we get
a = √3, b = 10, c = -8√3

Hence,  are the roots of the given equation.

Question 22:

Comparing it with ax2+bx+c=0
a = 9, b = 0, c = -4

Hence,  are the roots of the given equation.

Question 23:
The given equation is
Comparing it with Ax2+Bx+C=0, we get

Hence,  are the roots of the given equation.

Question 24:
The given equation is
Comparing it with ax2+bx+c=0

Question 25:
The given equation is
Comparing it with Ax2+Bx+C=0

Hence, (a +b) and (a – b) are the roots of the given equation.

Question 26:
The given equation is
Comparing it with Ax2+Bx+C=0

Hence, the given equation has real roots, given by

Hence,  are the roots of the given equation.

Question 27:
The given equation is
Comparing it with Ax2+Bx+C=0

Hence, the given equation has real roots, given by

Hence,  are the roots of given equation.

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

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