ecuaciones
1
ECUACIONES I. Ecuaciones matemáticas 1. 2 ( x+1 ) +4 x 2 =52 2. ( 3 x−2) ( 5 x +12 ) =64 3. x 2 −3 x +25=0 4. 3 ( x−2) +2=65 5. 7 x−15 =28 II. Ecuaciones estadísticas 1. X= ∑ fx n 2. ^ X=LRI + [ ( n/ 2−FA ) / f ] c 3. ~ X=LRI+ [ ( n / 2−FA ) / f ] c 4. S X 2 = ∑ i=2 n X i∙n i 2 N −x −2 5. σ = √ 1 N−1 ∑ i=1 N ( x 1− x ) 2 III. Ecuaciones financieras 1. ( 1 +i) n = ( 1+ j m ) mn 2. VP = C ( 1+i ) n 3. VA = c× [ 1−( 1 +i) −n ] i 4. x 1 = ln ( S−PV ( d) PV ( k ) ) σ √ T + 1 2 σ √ T 5. d 2 x k dt 2 = ∑ j=1 p ( −Gm ∑ i=1 n ( x 1 − ( y j ) 1 ) 2 )
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ecuaciones matemáticas, financieras y estadísticas
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ECUACIONES
I. Ecuaciones matemáticas
1. 2 ( x+1 )+4 x2=52
2.(3 x−2 )(5x+12 )
=64
3. x2−3 x+25=04. 3 ( x−2 )+2=655. 7 x−15=28
II. Ecuaciones estadísticas
1. X=∑ fx
n2. X̂=LRI+[ (n /2−FA )/ f ] c3. ~X=LRI+[ (n/2−FA )/ f ]c
4. SX2=∑
i=2
n X i ∙ni2
N−x−2
5. σ=√ 1N−1∑i=1
N
(x1−x )2
III. Ecuaciones financieras
1. (1+i )n=(1+ jm)mn
2. VP= C
(1+i )n
3. VA=c × [1−(1+ i )−n ]
i
4.x1=
ln( S−PV (d )PV (k ) )σ √T
+12σ √T
5.
d2 xkd t2
=∑j=1
p
( −Gm
∑i=1
n
( x1−( y j)1)2 )