Wallet Install
Home
Explore
Wallet
Video
Profile
Trends
English
Krishna Kumar Dubey - Author on ShareChat
Krishna Kumar Dubey
614 views • 2 months ago
#maths permutation and combination, important formula
Combination Permutation Selection Arrangement n! nl nPr nCr 'ಕ (n_1) r! (n - r)! nPn nCn =1 nl س 100 . nCo  =1 =1 nPn nPn-1 nCn-r nCr ೆಕ  n-1Cr-1 n-1Pr-1 n n0r "Cr X =n X "ಕ  n-18-1 n+1Cr n-1Pr . م8< nCr nCr-1= +rx + ೆಕ  nRr nCr Xrl ೆಕ  Combination Permutation Selection Arrangement n! nl nPr nCr 'ಕ (n_1) r! (n - r)! nPn nCn =1 nl س 100 . nCo  =1 =1 nPn nPn-1 nCn-r nCr ೆಕ  n-1Cr-1 n-1Pr-1 n n0r "Cr X =n X "ಕ  n-18-1 n+1Cr n-1Pr . م8< nCr nCr-1= +rx + ೆಕ  nRr nCr Xrl ೆಕ
15 likes
15 shares

More like this

  • Neelam kansal - Author on ShareChat
    Neelam kansal
    #maths formula
    Basic Arithmatic Operators (+) - (+) = + or - (+) + (+) = + (-)+(-)= - (-)-(-)=+or - (-) + (+) = + or (-) - (+) = - [ (+) + (-) = + or  (+)-(-)= + Addition Subtraction & (+) + (+) = + (+)x(+)= + (-)x(-)= + (-) : (-) = + (+) * () = - (-):(+) = - (+) : (-) = (-)x (+) = 3 3 Division Multiplication Basic Arithmatic Operators (+) - (+) = + or - (+) + (+) = + (-)+(-)= - (-)-(-)=+or - (-) + (+) = + or (-) - (+) = - [ (+) + (-) = + or  (+)-(-)= + Addition Subtraction & (+) + (+) = + (+)x(+)= + (-)x(-)= + (-) : (-) = + (+) * () = - (-):(+) = - (+) : (-) = (-)x (+) = 3 3 Division Multiplication
    20
    19
  • SJ Classes - Author on ShareChat
    SJ Classes
    #youtube ▶️ One and Only Mathematics #math #competitive 📕 maths 📚✏
    ೫೯ 273+1 X 81- = k X 97+5 > 33n-2 हा ता k= One and only Mathematics You Tube ೫೯ 273+1 X 81- = k X 97+5 > 33n-2 हा ता k= One and only Mathematics You Tube
    14
    11
  • "Scientific Approach" - Author on ShareChat
    "Scientific Approach"
    Maths #maths
    Maths, maths
    8
    12
  • Ajeet Dwivedi - Author on ShareChat
    Ajeet Dwivedi
    #🌞गुड मॉर्निंग☕🌞 #math
    MATHS SYMBOL Plus Minus Multiplication] Division Since % Percent & And Therefore ~ Similar 1 Approx  Not to equal Angle Sigma 8 Pi Theta Menbar  Intersection ( MATHS SYMBOL Plus Minus Multiplication] Division Since % Percent & And Therefore ~ Similar 1 Approx  Not to equal Angle Sigma 8 Pi Theta Menbar  Intersection (
    12
    20
  • "Scientific Approach" - Author on ShareChat
    "Scientific Approach"
    Maths#maths
    Maths, maths
    9
    8
  • "Scientific Approach" - Author on ShareChat
    "Scientific Approach"
    Maths-1#math
    20_Triangle_Geometry_Shortcuts] 3 X ಯ + 8 + 1 = 180' X + y + z = 3609 X = & + 8 b - c < & < b + C 3 a + b = x+ ५ = x+ ५ z+y Q > b < % > B a + b 0+ b If AB = BC AABC is then equilateral. X 8 3 0 60 4 4 60' 60 90' +  = 90 X = a + b + c X =  8 k K a + b 0 + b 2 x + y = 180 + ಯ X X = X bl b a+b+c+d=x+y X + Q = 180' X = 459 X Tips : Mark use   straight- line (१८०९ angles , equal (360") rules; and around-a- point properties for symmetry & isosceles and look 20_Triangle_Geometry_Shortcuts] 3 X ಯ + 8 + 1 = 180' X + y + z = 3609 X = & + 8 b - c < & < b + C 3 a + b = x+ ५ = x+ ५ z+y Q > b < % > B a + b 0+ b If AB = BC AABC is then equilateral. X 8 3 0 60 4 4 60' 60 90' +  = 90 X = a + b + c X =  8 k K a + b 0 + b 2 x + y = 180 + ಯ X X = X bl b a+b+c+d=x+y X + Q = 180' X = 459 X Tips : Mark use   straight- line (१८०९ angles , equal (360") rules; and around-a- point properties for symmetry & isosceles and look
    16
    12
  • @shersingh - Author on ShareChat
    @shersingh
    #maths formula #Maths guru #maths 🥰🥰🥰🥰😍😍😍😍😘😘😘😘😘
    maths formula, Maths guru
    18
    18
  • Prabhat Singh rajput - Author on ShareChat
    Prabhat Singh rajput
    #maths formula #Maths guru #रिजनिंग अथवा सरल गणित हल करने से मानसिक स्वास्थ्य सही रहता है
    maths formula, Maths guru
    11
    10
  • R.Ranjan - Author on ShareChat
    R.Ranjan
    #math के basic प्रश्न उत्तर
    math के basic प्रश्न उत्तर
    198
    223
  • The best creator - Author on ShareChat
    The best creator
    #study #math #math tricks #Math formula #mr. marvel
    FORMULA CHEATSHEET RECTANGLE CIRCLE SQUARE 20 23 2n 45 00 TRIANGLE CIRCULAR SECTOR PARALLELOGRAM 0*0+0 20*20 00 0 bh 0 /0 00 CIRCULAR RING PYTHAGOREANTHEOREN SPHERE 7 R 47( Anr' Cyನ RIGHT CIRULAP COND TRAPEZOID RECTANGULAR BOX 2ab 20c Zac =0+00   nrs Yr  h bC ha'0 ٢  CYLINDER CUBE 01     FORMULA CHEATSHEET RECTANGLE CIRCLE SQUARE 20 23 2n 45 00 TRIANGLE CIRCULAR SECTOR PARALLELOGRAM 0*0+0 20*20 00 0 bh 0 /0 00 CIRCULAR RING PYTHAGOREANTHEOREN SPHERE 7 R 47( Anr' Cyನ RIGHT CIRULAP COND TRAPEZOID RECTANGULAR BOX 2ab 20c Zac =0+00   nrs Yr  h bC ha'0 ٢  CYLINDER CUBE 01
    7
    16
Home
Explore
Wallet
Video