Resolva as equações simples
A) c17,15
B) c13,10
C) c8,4
D) 17,0
E) 19,0
Anônimo:
como assim?
Respostas
respondido por:
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A) c17,15
C 17! 17.16.15! 17.16
17,15 = ------------------ = ------------------ ----------
15! ( 17 - 15)! 15! . 2! 2
= 17.8 = 136
****************************
13! 13.12.11.10!
B) C = ---------------------- = -------------------
13,10 10! (13 - 10)! 10!.3!
= 13.12.11 = 13.12.11 = 13.2.11 = 13.22 = 286
-------------- --------------
3.2 6
*******************************
C) 8! 8.7.6.5.4! 8.7.6.5
C = --------------- = ------------------ = -------------
8,4 4! (8 - 4)! 4! 4! 4.3.2.1
= 48. 35
------------ = 2.35 = 70
24
*************************
D) 17! 17!
C = ------------- = ------------ = 1
17,0 0!(17 - 0)! 1.17!
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
E)
C = 19! 19!
19,0 ------------- = -------- = 1
0!(19 - 0)! 1.19!
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
C 17! 17.16.15! 17.16
17,15 = ------------------ = ------------------ ----------
15! ( 17 - 15)! 15! . 2! 2
= 17.8 = 136
****************************
13! 13.12.11.10!
B) C = ---------------------- = -------------------
13,10 10! (13 - 10)! 10!.3!
= 13.12.11 = 13.12.11 = 13.2.11 = 13.22 = 286
-------------- --------------
3.2 6
*******************************
C) 8! 8.7.6.5.4! 8.7.6.5
C = --------------- = ------------------ = -------------
8,4 4! (8 - 4)! 4! 4! 4.3.2.1
= 48. 35
------------ = 2.35 = 70
24
*************************
D) 17! 17!
C = ------------- = ------------ = 1
17,0 0!(17 - 0)! 1.17!
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
E)
C = 19! 19!
19,0 ------------- = -------- = 1
0!(19 - 0)! 1.19!
¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨¨
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