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SCERT Maharashtra solutions for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC chapter 2.6 - Differential Equations [Latest edition]

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SCERT Maharashtra solutions for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC chapter 2.6 - Differential Equations - Shaalaa.com
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Solutions for Chapter 2.6: Differential Equations

Below listed, you can find solutions for Chapter 2.6 of Maharashtra State Board SCERT Maharashtra for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC.


MCQAnswer the followingAttempt the following questions IAttempt the following questions IIAttempt the following questions III
MCQ

SCERT Maharashtra solutions for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC 2.6 Differential Equations MCQ

2 Marks

1

Select and write the correct alternative from the given option for the question

Solution of the equation `x  ("d"y)/("d"x)` = y log y is

  • y = aex 

  • y = be2x 

  • y = be−2x 

  • y = eax 

2

Select and write the correct alternative from the given option for the question

Bacterial increases at the rate proportional to the number present. If original number M doubles in 3 hours, then number of bacteria will be 4M in

  • 4 hours

  • 6 hours

  • 8 hours

  • 10 hours

3

The general solution of `(dy)/(dx)` = e−x is ______.

  • y = ex + c

  • y = e–x + c

  • y = – e–x + c

  • y = e2x + c

4

Select and write the correct alternative from the given option for the question

The differential equation of y = Ae5x + Be–5x is

  • `("d"^2y)/("d"x^2)` = 25y

  • `("d"^2y)/("d"x^2)` = – 25y

  • `("d"^2y)/("d"x^2)` = 5y

  • `y ("d"^2y)/("d"x^2)` = – 5y

5

Select and write the correct alternative from the given option for the question 

Differential equation of the function c + 4yx = 0 is

  • `xy + ("d"y)/("d"x)` = 0

  • `x  ("d"y)/("d"x) + y` = 0

  • `("d"y)/("d"x) - 4xy` = 0

  • `x ("d"y)/("d"x) + 1` = 0

6

Select and write the correct alternative from the given option for the question

General solution of `y - x ("d"y)/("d"x)` = 0 is

  • `3log x + 7/y` = c

  • `2logx + 3/y` = c

  • log x – log y = log c

  • `3log y + 2/x` = c

7

Select and write the correct alternative from the given option for the question

The order and degree of `(("d"y)/("d"x))^3 - ("d"^3y)/("d"x^3) + y"e"^x` = 0 are respectively

  • 3, 1

  • 1, 3

  • 3, 3

  • 1, 1

8

Select and write the correct alternative from the given option for the question

The order and degree of `(1 + (("d"y)/("d"x))^3)^(2/3) = 8 ("d"^3y)/("d"x^3)` are respectively

  • 3, 1

  • 1, 3

  • 3, 3

  • 1, 1

9

Select and write the correct alternative from the given option for the question

The solution of `("d"y)/("d"x)` = 1 is

  • x + y = c

  • xy = c

  • x2 + y2 = c

  • y – x = c

10

Select and write the correct alternative from the given option for the question 

The solutiion of `("d"y)/("d"x) + x^2/y^2` = 0 is

  • x3 + y3 = 7

  • x2 + y2 = c

  • x3 + y3 = c

  • x + y = c

Answer the following

SCERT Maharashtra solutions for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC 2.6 Differential Equations Answer the following

1 Mark

1

Find the differential equation of family of lines making equal intercepts on coordinate axes

2

Find the general solution of `("d"y)/("d"x) = (1 + y^2)/(1 + x^2)`

3

Form the differential equation of family of standard circle

4

State the degree of differential equation `e^((dy)/(dx)) + (dy)/(dx)` = x

Attempt the following questions I

SCERT Maharashtra solutions for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC 2.6 Differential Equations Attempt the following questions I

2 Marks

1

Form the differential equation of y = (c1 + c2)ex 

2

Solve the differential equation sec2y tan x dy + sec2x tan y dx = 0

3
Solve the differential equation \[\frac{dy}{dx} = e^{x + y} + x^2 e^y\].
4

Find the differential equation of family of all ellipse whose major axis is twice the minor axis

Attempt the following questions II

SCERT Maharashtra solutions for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC 2.6 Differential Equations Attempt the following questions II

3 Marks

1

Solve the differential equation `("d"y)/("d"x) + y` = e−x 

2

Solve the following differential equation:

`"x" "dy"/"dx" + "2y" = "x"^2 * log "x"`

3

Solve `("d"y)/("d"x) = (x + y + 1)/(x + y - 1)` when x = `2/3`, y = `1/3`

4

Solve the differential equation xdx + 2ydy = 0

5

Solve the differential equation (x2 – yx2)dy + (y2 + xy2)dx = 0

6

Solve the following differential equation `("d"y)/("d"x)` = x2y + y

7

Find the differential equation by eliminating arbitrary constants from the relation x2 + y2 = 2ax

8

Find the differential equation by eliminating arbitrary constants from the relation y = (c1 + c2x)ex 

9

Verify y = log x + c is the solution of differential equation `x ("d"^2y)/("d"x^2) + ("d"y)/("d"x)` = 0

10

Solve: `("d"y)/("d"x) + 2/xy` = x2 

Attempt the following questions III

SCERT Maharashtra solutions for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC 2.6 Differential Equations Attempt the following questions III

4 Marks

1

For the differential equation, find the particular solution (x – y2x) dx – (y + x2y) dy = 0 when x = 2, y = 0

2

Solve the following differential equation:

`"dy"/"dx" + ("x" - "2y")/("2x" - "y") = 0`

3

Find the differential equation from the relation x2 + 4y2 = 4b2 

4

If the population of a town increases at a rate proportional to the population at that time. If the population increases from 40 thousand to 60 thousand in 40 years, what will be the population in another 20 years? `("Given" sqrt(3/2) = 1.2247)`

5

The rate of growth of bacteria is proportional to the number present. If initially, there were 1000 bacteria and the number doubles in 1 hour, find the number of bacteria after `5/2` hours  `("Given"  sqrt(2) = 1.414)`

6

Solve the following differential equation

`yx ("d"y)/("d"x)` = x2 + 2y2 

7

Solve the following differential equation y log y = `(log  y - x) ("d"y)/("d"x)`

8

For the differential equation, find the particular solution

`("d"y)/("d"x)` = (4x +y + 1), when y = 1, x = 0

9

Solve the following differential equation y2dx + (xy + x2) dy = 0

10

Solve the following differential equation

`x^2  ("d"y)/("d"x)` = x2 + xy − y2 

Solutions for 2.6: Differential Equations

MCQAnswer the followingAttempt the following questions IAttempt the following questions IIAttempt the following questions III
SCERT Maharashtra solutions for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC chapter 2.6 - Differential Equations - Shaalaa.com

SCERT Maharashtra solutions for Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC chapter 2.6 - Differential Equations

Shaalaa.com has the Maharashtra State Board Mathematics Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC Maharashtra State Board solutions in a manner that help students grasp basic concepts better and faster. The detailed, step-by-step solutions will help you understand the concepts better and clarify any confusion. SCERT Maharashtra solutions for Mathematics Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC Maharashtra State Board 2.6 (Differential Equations) include all questions with answers and detailed explanations. This will clear students' doubts about questions and improve their application skills while preparing for board exams.

Further, we at Shaalaa.com provide such solutions so students can prepare for written exams. SCERT Maharashtra textbook solutions can be a core help for self-study and provide excellent self-help guidance for students.

Concepts covered in Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC chapter 2.6 Differential Equations are Basic Concepts of Differential Equations, Order and Degree of a Differential Equation, Formation of Differential Equations, Solution of a Differential Equation, Methods of Solving Differential Equations> Homogeneous Differential Equations, Methods of Solving Differential Equations>Linear Differential Equations, Applications of Differential Equation, Overview of Differential Equations.

Using SCERT Maharashtra Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC solutions Differential Equations exercise by students is an easy way to prepare for the exams, as they involve solutions arranged chapter-wise and also page-wise. The questions involved in SCERT Maharashtra Solutions are essential questions that can be asked in the final exam. Maximum Maharashtra State Board Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC students prefer SCERT Maharashtra Textbook Solutions to score more in exams.

Get the free view of Chapter 2.6, Differential Equations Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC additional questions for Mathematics Mathematics and Statistics (Arts and Science) [English] 12 Standard HSC Maharashtra State Board, and you can use Shaalaa.com to keep it handy for your exam preparation.

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