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Matematinių formulių rašymas


1. Trupmenos, kėlimas laipsniu, šaknis, vektorius.

  1                           x2                      2                    1          1 
                                                                                                3

1   valandos ,                    ,
                                                 x   k +1
                                                              ,           x 2,    1+     2 
  2                          k +1                                                    1− x 
                                                                                            
   x, x + y ,
            2                          3
                                           2,    (x   2
                                                          + y3 ,  )              a,         AB


2. Matricos, lygčių sistemos, ribos, integralai, funkcijos.



     x11       x12      Λ                a                 jei d > c
                                         
X =  x21       x22      Λ ,          y = b + x             jei a = b
     Λ          Λ       O                1                 kitu atveju
                                         

                    1 π2                                  n
                                                           1 π2
       n → ∞ ∑ k =1 2                           lim ∑ k 2 = 6
                n
lim                k
                      =
                        6
                          ,
                                                 n →∞ k =1




                                                              z

 f ( x ) = cos x,          f' ( x ) = − sin x,              ∫ f ( y ) dy = sin x
                                                            0



                            n

                           ∑( x    i   − x )( y i − y )
corr ( X,Y ) =             i =1
                                                                  1
                    n
                           ( xi − x ) 2 ∑ ( y i − y ) 2 
                                          n                           2

                    ∑                                  
                     i =1              i =1            

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Matematinės formulės

  • 1. Matematinių formulių rašymas 1. Trupmenos, kėlimas laipsniu, šaknis, vektorius. 1 x2 2 1  1  3 1 valandos , , x k +1 , x 2, 1+  2  2 k +1 1− x    x, x + y , 2 3 2, (x 2 + y3 , ) a, AB 2. Matricos, lygčių sistemos, ribos, integralai, funkcijos.  x11 x12 Λ a jei d > c    X =  x21 x22 Λ , y = b + x jei a = b  Λ Λ O 1 kitu atveju    1 π2 n 1 π2 n → ∞ ∑ k =1 2 lim ∑ k 2 = 6 n lim k = 6 , n →∞ k =1 z f ( x ) = cos x, f' ( x ) = − sin x, ∫ f ( y ) dy = sin x 0 n ∑( x i − x )( y i − y ) corr ( X,Y ) = i =1 1 n ( xi − x ) 2 ∑ ( y i − y ) 2  n 2 ∑   i =1 i =1 