Charlottecurl1
Charlottecurl1 Charlottecurl1
  • 04-08-2016
  • Mathematics
contestada

You are to go from A to B, always moving right or down along the lines. On how many different a paths can you go?

You are to go from A to B always moving right or down along the lines On how many different a paths can you go class=

Respuesta :

HomertheGenius
HomertheGenius HomertheGenius
  • 18-11-2017
We could fill those paths like this:
        1        1       1       1
1      2        3       4       5

1      3        6       10     15
1      4       10      20     35
         Or we can calculate:  3C7  = ( 7 * 6 * 5 ) / ( 3 * 2 * 1 ) = 35Answer:    You can go on 35 different paths.
Answer Link

Otras preguntas

Which of the following writers did not come from Ireland? a) W. B. Yeats b) James Joyce c) Seamus Heaney d) Oscar Wilde e) none of the above; all came from
what kind of symbiotic relationship is showm between Dori and Marlin
Can you explain 3x+4/5=7/10. Solve
Identify the like terms. 9x, 10y, –9y,  10   A. 9x and 10
what is the definition of bureaucratic personality
Indicate which pattern of evolution is shown by the many species of finches on the Galápagos Islands.
Rewrite the following linear equation in slope-intercept form. Write your answer with no spaces. y+2=4(x-3)
convert to vertex form. y=2x^2+14x-4
Which sign is the less sign and which one is the greater sign (can someone please tell me I really need help! and I never understand the signs!) is this greater
If 3x – 10 = 17, what is the value of 6x + 20 ?