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    • Posted by Prjjd Dd 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 2 answers

    Ekta Gandhi 5 years, 10 months ago

    Noo.. not at all

    0Thank You

    Isha Bhardwaj 5 years, 10 months ago

    Yaa for scoring gud marks at least above 90 absolutely ncert is sufficient......

    3Thank You

    ANSWER

    • Posted by Banty Kumar 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Arkaprobho Dutta 5 years, 10 months ago

    Magnitude of adjA= |A|^(3-1)=(3)^(3-1)=3^2=9

    1Thank You

    ANSWER

    • Posted by Uday Shankar 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Swapnil Ghosh 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Riti Bansal 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 2 answers

    Anmol Gupta 5 years, 10 months ago

    Integ(x^2/x^2+1)dx Integ(x^2+1-1/x^2+1)dx Integ(x^2+1/x^2+1)dx - integ(1/x^2+1)dx Integ(1)dx - integ(1/x^2+1)dx X- log(x^2+1)+c

    0Thank You

    Swapnil Ghosh 5 years, 10 months ago

    Integ(x^2/x^2+1)dx =integ(x^2+1-1/x^2+1)dx =integ(x^2+1/x^2+1)dx -integ(1/1+x^2)dx =integ(dx)-integ(1/1+x^2)dx = x-tan^-1(x)+C.

    3Thank You

    ANSWER

    • Posted by Vyshnavi T P 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Swapnil Ghosh 5 years, 10 months ago

    By using properties of determinants. It is written in detail in your NCERT textbook

    0Thank You

    ANSWER

    • Posted by Aniruddha Arela 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 2 answers

    Swapnil Ghosh 5 years, 10 months ago

    Oh yeah

    0Thank You

    Aman Kumar 5 years, 10 months ago

    Yes , of course

    1Thank You

    ANSWER

    • Posted by Aparna Saravanakumar 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Anmol Gupta 5 years, 10 months ago

    b=k/a a=2 k=128 b=128/2 b=64

    0Thank You

    ANSWER

    • Posted by Anubhav Kumar 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Shivanshu Pandit 5 years, 10 months ago

    0

    0Thank You

    ANSWER

    • Posted by Aditya Singh 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Sujal Garg 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 8 answers

    Rohan Dhiman 5 years, 10 months ago

    Sin(2x) = d/dx. Sin (2x) = 2cos(2x)

    1Thank You

    Anmol Gupta 5 years, 10 months ago

    y=sin2x dy/dx=d(sin2x)/dx.d(2x)/dx dy/dx=cos2x.2 dy/dx=2cox2x

    0Thank You

    Himanshu Khatiyan 5 years, 10 months ago

    2cos2x

    0Thank You

    Swapnil Ghosh 5 years, 10 months ago

    It will be 2cos2x

    0Thank You

    Anushree Agarwal 5 years, 10 months ago

    2 cos 2x

    1Thank You

    Tanmay Agarwal 5 years, 10 months ago

    -cos 2x/2

    0Thank You

    Aadi Ahluwalia 5 years, 10 months ago

    Its 2 cos x

    0Thank You

    Aadi Ahluwalia 5 years, 10 months ago

    What sin 2x ki derivatives

    0Thank You

    ANSWER

    • Posted by Mehil Kèshri 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Diksha.Joshi. Khatima 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER
    Emw

    • Posted by Vikas Yadav 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Kiran Yadav 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 2 answers

    Rohan Dhiman 5 years, 10 months ago

    Domain. Range Sin -1 x [-1,1]. [-π÷2 , π÷2] Cos -1 x. [-1,1]. [0,π]

    0Thank You

    Aniruddha Arela 5 years, 10 months ago

    domain of sinx = [-1,1] range of sinx = -90 degree,90 degree] domain of cosx = [-1,1] range of cosx = [0,180 degree]

    0Thank You

    ANSWER

    • Posted by Satyam Kumar 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Mahender Singh 5 years, 10 months ago

    All concepts clear carefully

    0Thank You

    ANSWER

    • Posted by Dhivyabharathi Valavan 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Abhimanyu Kaul 5 years, 10 months ago

    Yes ....but only in practicality....maths is not about sitting and solving ques to get to iit !!

    0Thank You

    ANSWER

    • Posted by Akshit Chawla 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Deepanshu Kaushik 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Monisha Bhaskar 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    ... ... 5 years, 10 months ago

    2 4 × 0 2 1 3 1 3 And A is 2×0+4×1 2×2+4×3 1×0+3×1 1×2+3×3 0+4 4+7 0+3 2+9 4 11 3 7

    1Thank You

    ANSWER

    • Posted by Lky Kumar 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Swapnil Ghosh 5 years, 10 months ago

    Haan bhai. Mere paas do pdf hain. Chahiye to batao. Bhej doon kya??

    0Thank You

    ANSWER

    • Posted by Sneha Gupta 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Priyanshu Jain 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Priyanshu Jain 5 years, 10 months ago

    Uduudd

    0Thank You

    ANSWER

    • Posted by Kranti Kk 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Amit Khurana 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 0 answers
    ANSWER

    • Posted by Talib Khan 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    ... ... 5 years, 10 months ago

    1

    0Thank You

    ANSWER

    • Posted by Diwakar Kumar 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Talib Khan 5 years, 10 months ago

    Fughiihio

    1Thank You

    ANSWER

    • Posted by Suruchi Karnati 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 2 answers

    Aman Kumar 5 years, 10 months ago

    I think , u have missed out minus(-) ...??...its ---> - tan( 7-4x)/4....

    0Thank You

    Diwakar Kumar 5 years, 10 months ago

    tan(7-4x)/4 is a answer

    4Thank You

    ANSWER

    • Posted by Saubhagya Gupta 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 2 answers

    Aman Gahlot 5 years, 10 months ago

    Pi/6

    0Thank You

    Muskan Jangra 5 years, 10 months ago

    =13pi/6 but pvb of cos^ is [0,pi] so cos^-1[cos2pi + pi /6]= cos ^-1(cos pi/6)=pi/6 ans.

    2Thank You

    ANSWER

    • Posted by Nikunj Singh 5 years, 10 months ago

    CBSE > Class 12 > Mathematics
    • 1 answers

    Harsh Yadav 5 years, 10 months ago

    -sec²(π/4-x)

    0Thank You

    ANSWER

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