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RANGE OF A TRIGONOMETRIC FUNCTION TRICK/SHORTCUT NDA/NA/JEE/CETs/AIRFORCE/BITSAT/BANKING/RAILWAYS

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  • čas přidán 16. 08. 2018
  • FINDING RANGE OF A TRIGONOMETRIC FUNCTION/MAXIMUM AND MINIMUM VALUE OF A TRIGONOMETRIC FUNCTION- Solution in 2 seconds.
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Komentáře • 446

  • @g.srinivasrao1674
    @g.srinivasrao1674 Před 6 lety +208

    [2√21 , infinite ) is it the answer. Didi ......No words in dictionary to prise ur efforts that u put for us . Thank you so much Didi .

  • @siddhineema3462
    @siddhineema3462 Před 5 lety +23

    Ma'am, you are indeed a genius. I am preparing for CAT and I found your page recently. I request you to make videos on topics such as geometry and mensuration.

  • @gamerslive7399
    @gamerslive7399 Před 5 lety +67

    Good trick ma'am
    But cup me kuchh nhi thaa

  • @rajkamalsaxena7881
    @rajkamalsaxena7881 Před 6 lety +21

    Min: 2√21
    Max: infinity
    Range : [ 2√21,infinity )

  • @lopamudrakar5680
    @lopamudrakar5680 Před 5 lety +19

    Ma'am, please make your own app.

  • @chemistryauthorspathshalab3520

    The answer to your DIY is min =2√21 , max of course is infinity .
    Cheers !!

  • @youknowwho5458
    @youknowwho5458 Před 4 lety +2

    Nice trick dii

  • @satyammishra4547
    @satyammishra4547 Před 6 lety +12

    Mam can you make vedio on domain and range of function

  • @omkarsinghchauhan3053
    @omkarsinghchauhan3053 Před 6 lety +6

    U are awsome just mathematically inclined

  • @sehwagnaik8838
    @sehwagnaik8838 Před 4 lety +6

    Sister can u explain the periodicity and extemes full topic

  • @abdulsattar3765
    @abdulsattar3765 Před 4 lety +23

    Like here who is watching this during lockdown 👍👍👍

  • @sachinmaan2930
    @sachinmaan2930 Před 6 lety +6

    Mam it's a humble request if u can make next video on trigo( properties of triangles)👍

  • @lopamudrakar5680
    @lopamudrakar5680 Před 5 lety +6

    Ma'am, can you please make a video on the theory on Ranges of Trigonometric functions.

  • @hariharasudhanv851
    @hariharasudhanv851 Před 3 lety +3

    Answer is 21 in the square root of 2 Mam

  • @rahulvishwakarma6235
    @rahulvishwakarma6235 Před 6 lety +12

    Superb aap bhut enjoy krte ho apne work ....ur work is as beautiful as u

  • @yashitkumar9189
    @yashitkumar9189 Před 6 lety +4

    Please make a video on weitage of chapters in jee main 2019 and important chapters that are must do?

  • @timepass5389
    @timepass5389 Před 5 lety +1

    DIY-2√21 is the correct answer Ma'am Range=(2√21,infinity)

  • @adarshk
    @adarshk Před rokem +3

    Minimum value is 2√21 and Maximum value is ∞, This is the answer for the DIY question.:)

  • @goldenera1407
    @goldenera1407 Před 6 lety +5

    hi.madame. please make a tutorial about... Volume of solid of Revolution (in cartesian)

  • @ankursinghpolywal
    @ankursinghpolywal Před 6 lety +1

    Mam the answer is( 2√21, infinity)
    Thanks mam for this video.....
    Started very soon watching your video mam ...... and became fan of yours and your skills on mathematics...🙏🙏

  • @rajeevranjanrohit4721
    @rajeevranjanrohit4721 Před 6 lety +2

    Answer is 2√21 and range is [2√21, infinity)

  • @KhushiJain-yr5dv
    @KhushiJain-yr5dv Před 5 lety +3

    Very good trick mam👍👍👍✌✌
    Thnq so much for making such a fabulous video😊😊😊😊
    I request u , please make a video on finding range of logarithmic,exponential function

  • @venkateswarluy5713
    @venkateswarluy5713 Před 5 lety +1

    ans for DIY is [ 2 root of 21, infinity). am i correct in mentioning of brackets ? Please comment on it soon sister

  • @CVE_PratikPujari
    @CVE_PratikPujari Před 4 lety +1

    Minimum value of the function is 2√21.
    Therefore the range of the function is [2√21, infinity)

  • @akarshverma76
    @akarshverma76 Před 5 lety +1

    2√21 Ma'am.
    You are superb ma'am

  • @chaitanyaalawadhi7833
    @chaitanyaalawadhi7833 Před 3 lety

    Mam according to your trick answer of cos^2x+4sec^2x must be [4,infi) but answer is [5,infi)

  • @087murralidharank7
    @087murralidharank7 Před 5 lety +1

    Sistah diy ans is [2√21, infinity) i saw another wonderful trick i dunno what are we for u but surely we will give a big thumbs up 👍🏻👍🏻👍🏻

  • @akashmajhi2329
    @akashmajhi2329 Před 7 měsíci +1

    Range[2√21, infinite)

  • @deepikadeepu
    @deepikadeepu Před 5 lety +2

    Please upload videos related to find gradient and other theory based questions of this type

  • @ParveenKumar-tz6fv
    @ParveenKumar-tz6fv Před 4 lety +2

    no words for such as beautiful explanation

  • @renilebenezer6767
    @renilebenezer6767 Před 6 lety +3

    Thank you for your efforts!!!
    Can you make a video on i)composition of functions and invertible functions and
    ii)binary operations
    PLEASE!

  • @praveenkumarjain6288
    @praveenkumarjain6288 Před 4 lety

    Pls tell my ans
    Then u will be my best teacher
    Y is equal to f x is equal to sin x for this domain range is -1 to 1 then find the range of this

  • @MrSagarBiswas
    @MrSagarBiswas Před 6 lety +1

    Rang: [2√21, infinity).
    Thank U ma'am....

  • @djpink908
    @djpink908 Před 4 lety

    [2 root 21, infinity ]

  • @Shubham-yv4lb
    @Shubham-yv4lb Před 6 lety +2

    Mam plz use mic. Ur all video are awsm and thanks a lot mam

  • @miteshrathore
    @miteshrathore Před 4 lety +1

    Can youuu please make a video on exponatial function

  • @yashjayaswal1771
    @yashjayaswal1771 Před 6 lety +1

    the much awaited notification of the day.... answer = 2√(21)

  • @cnqlegit6915
    @cnqlegit6915 Před 3 lety +1

    Mam your explanation of short trick is tooo good👍

  • @kalyanmitra6212
    @kalyanmitra6212 Před 4 lety +2

    Mam you look like Amisha Patel love from West Bengal ♥️♥️♥️♥️

  • @anukulmuley1884
    @anukulmuley1884 Před 6 lety +1

    Mam please provide more short tricks for NDA examination......

  • @vigneshs5286
    @vigneshs5286 Před 3 lety +2

    Madam plz do it for other types of function also

  • @joypu7485
    @joypu7485 Před 5 lety +2

    Miss plz upload videos on law of sines and cosines

  • @omkarsinghchauhan3053
    @omkarsinghchauhan3053 Před 6 lety +1

    And the range of DIY IS [2sqrt21,infinity)

  • @swapnilpotdar751
    @swapnilpotdar751 Před 6 lety +1

    Thanks for sharing the shortcut tips with us.

  • @priyankardey4416
    @priyankardey4416 Před 6 lety +1

    Nice trick .....but Ma'am straight line in space....some portions are left please do that

  • @suavevikramaditya8107
    @suavevikramaditya8107 Před 4 lety

    In question 3 if coefficient of cosec^2 x is greater than that of sin^2 x minimum value will be 7 (4+3).
    If u don't believe me check out Abhinay sir video on maximum and minimum value

  • @shreyanshupadhye1890
    @shreyanshupadhye1890 Před 6 lety +2

    Super tricks

  • @sujathakantipudi7214
    @sujathakantipudi7214 Před 3 lety +1

    Nice trick

  • @rameshyarlagadda8124
    @rameshyarlagadda8124 Před rokem

    Very nice trick based on AM greaterthan orequal to GM.

  • @anjukasnia1578
    @anjukasnia1578 Před 4 lety +1

    Mam on trigonometric values

  • @ananyagupta2196
    @ananyagupta2196 Před 3 lety

    Mam tqsm❤️for everything.. and plzz make more these typ of trick vdos🙏🙏big fan of uhhhhh❤️ may god blesss uhhh wid everything

  • @preethamraju9029
    @preethamraju9029 Před 5 lety +11

    Super video mam .But cup Mey kuch nahi hi😂😂😂

  • @nabahatfatima3696
    @nabahatfatima3696 Před 4 lety

    Mam can u plz make video on what to assume the given expression as. Like :what to take x^2+y^2 wheather sin cos or tan sec

  • @chandrashaker3388
    @chandrashaker3388 Před 5 lety +1

    Mam plz do videos on vectors

  • @adityamishra2617
    @adityamishra2617 Před 4 lety

    2√21 is the Minimum value
    [2√21, infinity) is the range.
    Amazing trick Thank You Mam

  • @sourabhchidri2
    @sourabhchidri2 Před 5 lety +1

    Mam please tell me how to remember the principal values of trignomentric functions plz

  • @sififactor8314
    @sififactor8314 Před 6 lety +2

    Didi.... Cauchy's mean value theorem ke upr ek video bnao na.. Plz

  • @rajatgodara0074
    @rajatgodara0074 Před 6 lety +1

    U r really a great teacher..... thankyou so much!!!😊😊

  • @nvijaya8491
    @nvijaya8491 Před 6 lety +3

    Trignometric equations plz

  • @krishnassakhi9196
    @krishnassakhi9196 Před 5 lety +1

    mam please teach trigonometric graphs

  • @kanupriyamehta4794
    @kanupriyamehta4794 Před 5 lety +1

    Closed interval 2 root 21 and open interval infinity

  • @theandroidguy6032
    @theandroidguy6032 Před 5 lety +1

    Plz Add More Types Of Trigo F. Like This 😍

  • @komaljha5330
    @komaljha5330 Před 6 lety +1

    Max =not define
    Min=2underroot 21
    Range=[2underoot21, infinity)

  • @subodhmohanty2409
    @subodhmohanty2409 Před 4 lety

    2 root 21.fantastic,superb.

  • @sunildwivedi9163
    @sunildwivedi9163 Před 6 lety +1

    [2√21,nfinity) is the DIY ans

  • @tulasiraja7541
    @tulasiraja7541 Před 4 lety +1

    Mam, awesome trick, thanks a lot mam

  • @AryanGupta-bc2ov
    @AryanGupta-bc2ov Před 4 lety +1

    2√21, infinity is the answer

  • @omkarsinghchauhan3053
    @omkarsinghchauhan3053 Před 6 lety +1

    The minimum value for DIY is 2sqrt(21)

  • @karishmasharma8627
    @karishmasharma8627 Před 5 lety +1

    Tq ma'am💞💞

  • @kartikkadam6745
    @kartikkadam6745 Před 4 lety

    Maximum value is 2√21
    Range is[2√21,infinity)

  • @raone7103
    @raone7103 Před 4 lety +1

    [2√21, infinity) is the answer .🙂🙂🙂🙂🙏🙏🙏🙏

  • @aditiiyer595
    @aditiiyer595 Před 5 lety +2

    Mam please make video on solutions of triangle

  • @vipinKumar-rw1jf
    @vipinKumar-rw1jf Před 6 lety +1

    Mam make videos on greatest integer function.... please!!!

  • @shyamplayskeyboard3183

    the answer for the DIY is maximum value ifs infinity and the minimum value is 2root21

  • @muhammedajmal7913
    @muhammedajmal7913 Před 5 lety +1

    ans is (2√21, infinite)😍

  • @hiteshpanpatil4025
    @hiteshpanpatil4025 Před 4 lety +1

    [√2,infinity)

  • @dimmpymittapally2221
    @dimmpymittapally2221 Před 5 lety

    under root 84 [min] ,max infinite
    -mam for ;if x values different means

  • @defenselovers1223
    @defenselovers1223 Před 6 lety

    Goodnight maim and ans is 2 underoot 21 for min and max infinite

  • @avenuejojujoju4686
    @avenuejojujoju4686 Před 6 lety +1

    superb.thankyou madam

  • @hardikshukla1017
    @hardikshukla1017 Před 6 lety

    Answer for DIY IS MIN at 2√21 and max at infinity

    • @hardikshukla1017
      @hardikshukla1017 Před 6 lety

      Can you suggest some last minute tips for tomorrow s nda exam??

  • @soumodeep9541
    @soumodeep9541 Před 6 lety +1

    Thanks ma'am for helping us....huge respect 🙏🙏

  • @revathichandrasekar4377

    Mam can you please give the answer for this question y=14 sin2 x+9 sin2 x

  • @fun_with_physics7929
    @fun_with_physics7929 Před 6 lety +1

    I guess we can apply this trick to any function which are reciprocal of each other, because its simple AM GM inequality concept. Anyways Great JOB.

  • @tarunjangra9201
    @tarunjangra9201 Před 2 lety

    The answer of this question is.
    [ 2√21, infinity).
    Thanks you Neha mam for giving to us many magical tricks.
    It was so helpful for me in my exam .

  • @defenselovers1223
    @defenselovers1223 Před 6 lety

    You are outstanding maim and nobody is perfect as you

  • @shivanshkamboj
    @shivanshkamboj Před 5 lety

    Min Value 2√21 and Max Value is Infinity!! Thank you ma'am..! Mam are you going to put Tricks For NDA (UPSC) Exam for 21 April 2019 , We will Appreciate it alot ma'am . Thank You!

  • @sha4662
    @sha4662 Před 6 lety +2

    mam plz vector algebra ki tricks ki uper video banano paper aane waale hai nda ka

  • @djpink908
    @djpink908 Před 4 lety

    [2 root 21,infinity)

  • @rithvikpendyala9729
    @rithvikpendyala9729 Před 5 lety

    2√21 thank you a lot ma'am

  • @bholanathyadav2921
    @bholanathyadav2921 Před 6 lety

    hi mam I like ur video! And have told many of my friends

  • @gouravg7581
    @gouravg7581 Před 6 lety

    thats so sweet of you didi thankyou. please help us to apply these tricks and procedures in previous years jee question

  • @vasumathidevi594
    @vasumathidevi594 Před 5 lety

    Ans is 2√21
    And range is [2√21,infinity)

  • @intensegamers7126
    @intensegamers7126 Před 6 lety

    Awesome tricks mam.

  • @fighterarya6057
    @fighterarya6057 Před 4 lety

    2 (21)^1/2 is answer..
    Glamorous video mam!

  • @saniyafirdaush6449
    @saniyafirdaush6449 Před 4 lety

    Thank u mam for the vdo and mam plzz make videos on trigonometric function class 11th

  • @ajaymishra-pl8hv
    @ajaymishra-pl8hv Před 5 lety

    Mam plz tell me that u have made the video on finding domains of such trigno function.....pls

  • @surajchoudhary1191
    @surajchoudhary1191 Před 5 lety

    Your tricks is supb and you also a very beautiful teacher in the wold

  • @shravanim4388
    @shravanim4388 Před 3 lety

    [6√3 , infinity) is the ans mam... Tq.....

  • @shivbahadursingh7494
    @shivbahadursingh7494 Před 6 lety +2

    Mam stastics k nda me almost 8-10 qstns aate h so plzz stats k videos banao .

  • @ismailpasha2215
    @ismailpasha2215 Před 5 lety

    How to find Different types of range like exponential, different trigonometry, algebraic equations,