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  • 2 answers

Preeti Dabral 2 years, 10 months ago (2983787)

29.8727

Account Deleted 2 years, 10 months ago (9411128)

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  • 1 answers

Preeti Dabral 2 years, 10 months ago (2983787)

A digital footprint is data that is left behind when users have been online. There are two types of digital footprints which are passive and active. A passive footprint is made when information is collected from the user without the person knowing this is happening.

  • 1 answers

Preeti Dabral 2 years, 10 months ago (2983787)

Let the initial amount with them be Rs. x and Rs. y respectively. 

Then according to the question:

x+100=2(y−100)

x+100=2y−200

x−2y=−300…(1)

And,

6(x−10)=(y+10)

6x−60=y+10

6x−y=70…(2)

Multiplying equation (2) by 2, we get:

12x−2y=140…(3)

Subtracting equation (1) from equation (3), we get:

11x=140+300

11x=440

x=40

Substitute the vale of x in  equation (1), we get:

40−2y=−300

40+300=2y

2y=340

{tex}y=\frac{340}{2}=170{/tex}

∴ The  friends had Rs. 40 and Rs. 170 with them respectively.

  • 2 answers

Rishika Kabra 2 years, 10 months ago (11485293)

Sin²a+ cos²a)²= (sin²a)²+ (cos²a)²+2 sin²a cos²a=1 Sin⁴a+cos⁴a= 1-2sin²a cos²a 1-2 sin²a cos²a/1-2sin²a cos²a=1 1=1 LHS= RHS hence proved

Rishika Kabra 2 years, 10 months ago (11485293)

(Sin²a+ cos²a)²= (sin²a)²+ (cos²a)²+2 sin²a cos²a
  • 1 answers

Preeti Dabral 2 years, 10 months ago (2983787)

The types of the Java programming language are divided into two categories: primitive types and reference types. The primitive types (§4.2) are the boolean type and the numeric types. The numeric types are the integral types byte , short , int , long , and char , and the floating-point types float and double .

  • 1 answers

Preeti Dabral 2 years, 10 months ago (2983787)

फ्रैंकफर्ट जर्मनी की पहली, सभी के लिए, स्वतन्त्र रूप से चुनी गई, संसद थी। इसका चुनाव ०१ मई १८४८ को हुआ था। इसका सत्र १८ मई १८४८ से ३१ मई १८४८ तक फ्रैंकफर्ट एम मेन में सम्पन्न हुआ।

 

http://mycbseguide.com/examin8/
  • 1 answers

Ankit Class 2 years, 10 months ago (13363936)

This content has been hidden. One or more users have flagged this content as inappropriate. Once content is flagged, it is hidden from users and is reviewed by myCBSEguide team against our Community Guidelines. If content is found in violation, the user posting this content will be banned for 30 days from using Homework help section. Suspended users will receive error while adding question or answer. Question comments have also been disabled. Read community guidelines at https://mycbseguide.com/community-guidelines.html

Few rules to keep homework help section safe, clean and informative.
  • Don't post personal information, mobile numbers and other details.
  • Don't use this platform for chatting, social networking and making friends. This platform is meant only for asking subject specific and study related questions.
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  • 3 answers

Shubham Srivastava 2 years, 10 months ago (13271198)

Yes

Gangana Pandey 2 years, 10 months ago (9420641)

Please check Google for this

Account Deleted 2 years, 10 months ago (13286274)

It will be available on Google or YouTube ...
  • 1 answers

Neelanjana Sengupta 2 years, 10 months ago (14246438)

Thik tha
  • 3 answers

Punit Yaduvanshi 2 years, 6 months ago (13764651)

Pradeep's

Utkarsh Rathi 2 years, 10 months ago (14265093)

Ncert at fingertips include every thing, more than 200 mcq in each chapter including ncert exempler , thinking skills, and pyq even A and R also.It is more than sufficient ,if you have modules of any coaching rather it is allen, akash,pw,motion .

Account Deleted 2 years, 10 months ago (13286274)

Solve Ncert exempler , ncert at fingertips and pyq is must ..
  • 1 answers

Khushi Gupta 2 years, 7 months ago (10893681)

Using a combination of self - study , regular practice , through revision, and solving mock tests.
  • 3 answers

Meena Bhargav 2 years, 10 months ago (14245913)

दादी ने बुआ को महामूर्ख इसलिए माना क्योंकि वह मेडल स्वामी के दादाजी को m.a. करने पर मिला था मैं उनकी सफलता की निशानी थी बुआ ने उसे तोड़कर चूड़ियां बनवाली

Meena Bhargav 2 years, 10 months ago (14245913)

मेडल से चूड़ियां बनवा लेने पर दादी ने बुआ को महा मूर्खों माना

Meena Bhargav 2 years, 10 months ago (14245913)

हमारे घर का मेला पानी बहकर नालियों में जाता है
  • 0 answers
  • 1 answers

Preeti Dabral 2 years, 10 months ago (2983787)

The growth of industrialization changed the social and political equation of Europe in many ways, like:

  1. Industrialization in its wake brought considerable change in socio-political sphere. Western and central parts of Europe witnessed rapid growth of industrialization leading to the growth of towns and cities and a strong commercial class whose existence was based on production for the market.
  2. This industrialization also resulted in the emergence of working class population and a new middle class comprising industrialists, businessmen and professionals.
  3. It was among these educated, liberal, middle classes that the ideas of national unity and abolition of aristocratic privileges gained popularity. All these changes had great impact on the society and political life of the people.
  • 5 answers

Suresh Singh 2 years, 10 months ago (14240156)

Guitar

Sarthak Desale 2 years, 10 months ago (13117597)

Guitar , as it has higher frequency.

Sonakshi Rohilla 2 years, 10 months ago (14246927)

Guitar

Anshuman Mishra 2 years, 10 months ago (13961885)

Guitar

Suresh Singh 2 years, 10 months ago (14240156)

Car horn
  • 2 answers

Preeti Dabral 2 years, 10 months ago (2983787)

Given the ratio of the ages of two students = 5 : 3
Let their ages be 5<m:omath><m:r>x</m:r></m:omath> and 3<m:omath><m:r>x</m:r></m:omath>
After 6 years, their ages will be 5<m:omath><m:r>x</m:r></m:omath> + 6 and 3<m:omath><m:r>x</m:r></m:omath> + 6
Ratio of their ages after 6 years = 7 : 5
According to the question:
5<m:omath><m:r>x</m:r></m:omath> + 6 : 3<m:omath><m:r>x</m:r></m:omath> + 6 = 7 : 5
Product of mean = Product of extreme
⇒ 5(5<m:omath><m:r>x</m:r></m:omath> + 6) = 7 (3<m:omath><m:r>x</m:r></m:omath> + 6)
⇒ 25<m:omath><m:r>x</m:r></m:omath> + 30 = 21<m:omath><m:r>x</m:r></m:omath> + 42
⇒ 25<m:omath><m:r>x</m:r></m:omath> - 21<m:omath><m:r>x</m:r></m:omath> = 42 – 30
⇒ 4<m:omath><m:r>x</m:r></m:omath> = 8<m:omath><m:r>
⇒ x</m:r></m:omath> = 2
Hence the present ages of two students are 5(2) = 10 years and 3(2) = 6 years.

Rohit Yadav 2 years, 10 months ago (13707176)

Present age 5:3 5×6=30 3×6=18 Ratio=30/18 15/9 5/3=5:3 Present age is=5-30yrs 3-18yrs
  • 1 answers

Farhan Sadial 2 years, 10 months ago (14245478)

Physical features
  • 1 answers

Sukhmandeep Kaur 2 years, 10 months ago (13453546)

English work book is not compulsory because we have already a evergreen self-study
  • 1 answers

Numan Ansari 2 years, 10 months ago (14245313)

Y
  • 1 answers

Preeti Dabral 2 years, 10 months ago (2983787)

Let’s consider the number of 20 rupee notes to be x
And the number of 5 rupee notes be y

Then, according to the given conditions, we have

20x+5y=380     … (i) and

5x+20y=380−60

⇒5x+20y=320     … (ii)

Now, multiplying eq(i) by 4 and subtracting with eq(ii), we get

(80x+20y)−(5x+20y)=1520−320

⇒75x=1200

{tex}\begin{aligned} & \Rightarrow \mathrm{x}=\frac{1200}{75} \\ & \Rightarrow \mathrm{x}=16 \end{aligned}{/tex}

On substituting the value of x in eq(i), we get

20(16)+5y=380

⇒320+5y=380

⇒5y=380−320=60

{tex}\begin{aligned} & \Rightarrow y=\frac{60}{5} \\ & \Rightarrow y=12 \end{aligned}{/tex}

Therefore, 

The number of 20 rupee notes =16 and 

The number of 5 rupee notes =12

  • 4 answers

Preeti Dabral 2 years, 10 months ago (2983787)

Plant Cell

Animal Cell

Cells comparatively larger in size

Cells usually small in size

Cell wall present

Cell wall absent

Plastids present

Plastids absent

Vacuole are large and generally one

Vacuales are absent, if present small in size and large in number

Dictyosmoes (Golgi apparatus) are present

Prominent Golgi apparatus are present

Kartik Thakur 2 years, 9 months ago (5259212)

Plant cell have plastids Animals cell dont have plastids Plant cell have large vacuole Animal cell have small or they are absent Plant cell have cell wall which provide rigidity Animal cell has no cell wall there cell have irregular shape Please check it this is right

Yash Yash Patel 2 years, 10 months ago (14262113)

The shaps of plant cell square where's the shaps of animal cell is irregular or round. In plant cell cell wall and plasma is present but in animal cell, cell wall is absent And cell membrance is present

Kashaf Ansari 2 years, 10 months ago (14224184)

Plant Cell Animal Cell Cells comparatively larger in size Cells usually small in size Cell wall present Cell wall absent Plastids present Plastids absent Vacuole are large and generally one Vacuales are absent, if present small in size and large in number Dictyosmoes (Golgi apparatus) are present Prominent Golgi apparatus are present
  • 0 answers
  • 1 answers

Preeti Dabral 2 years, 10 months ago (2983787)

Online reservation software offers the following benefits:

  1. Instant answers to their availability inquiries.
  2. Professional, instant automatic e-mail confirmation.
  3. Time-saving.
  4. The ability to book anytime, from anywhere with Internet access.
  5. Money Saving.
  • 1 answers

Preeti Dabral 2 years, 10 months ago (2983787)

A web application is application software that is accessed using a web browser. Web applications are delivered on the World Wide Web to users with an active network connection.

  • 0 answers
  • 2 answers

Dharsan Mani 2 years, 10 months ago (14248478)

What is cell reference

Ansh Kumar Mali 2 years, 10 months ago (13989192)

Taking the initiative rather than waiting to be told what to do; Doing what is asked to the best of your ability, without the need for external prodding, and working until the job is completed; Learning to work at a pace that you can sustain; Taking ownership of your mistakes without looking for excuses; and.
  • 1 answers

Preeti Dabral 2 years, 10 months ago (2983787)


Given A circle with centre O and an external point T and two tangents TP and TQ to the circle, where P, Q are the points of contact.
To Prove: {tex}\angle{/tex}PTQ = 2{tex}\angle{/tex}OPQ
Proof: Let {tex}\angle{/tex}PTQ = {tex}\theta{/tex}
Since TP, TQ are tangents drawn from point T to the circle.
TP = TQ
{tex}\therefore{/tex} TPQ is an isoscles triangle
{tex}\therefore{/tex} {tex}\angle{/tex}TPQ = {tex}\angle{/tex}TQP = {tex}\frac12{/tex} (180o - {tex}\theta{/tex}) = 90o - {tex}\fracθ2{/tex}
Since, TP is a tangent to the circle at point of contact P
{tex}\therefore{/tex} {tex}\angle{/tex}OPT = 90o
{tex}\therefore{/tex} {tex}\angle{/tex}OPQ = {tex}\angle{/tex}OPT - {tex}\angle{/tex}TPQ = 90o - (90o{tex}\frac12{/tex} {tex}\theta{/tex}) = {tex}\fracθ2{/tex}= {tex}\frac12{/tex}{tex}\angle{/tex}PTQ
Thus, {tex}\angle{/tex}PTQ = 2{tex}\angle{/tex}OPQ

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