brandylarance62001 brandylarance62001
  • 15-11-2017
  • Mathematics
contestada

How many strings of 4 decimal digit do not contain the same digit twice?

Respuesta :

Sphery
Sphery Sphery
  • 15-11-2017
9*9*8*7

You can choose 9 digits for the first digit, 9 Fót the second (because IT can be 0) and 8 Fót the third etc.. hope this helps
Answer Link

Otras preguntas

Question 1 of 10 If f(x) = 5x and g(x) = x+1, find (f.g)(x).​
In a random sample of students at a university, stated that they were nonsmokers. Based on this sample, compute a confidence interval for the proportion of all
essential information; therefore, the writer must have morethan one brother.)EXERCISE 13 Using commas for introductory and nonessential elementsRead the sentenc
Calculate the mass of water produced when 1.57g of butane reacts with excess oxygen
Global institutions are needed to _____. Multiple choice question. shift economic power away from national governments prevent firms from offshoring their produ
Calculate the mass of water produced when 1.57g of butane reacts with excess oxygen
Look at this chart showing the economic impact of the Great Depression between 1929 and 1932. According to this chart, o Great Britain - the United States - Ge
Can somebody help me please?!!
physicak health is one component of the health triangle. what are the other two components?A. Community health B. Mental and emtional healthC. Social healthD. P
XYZ Corporation manufactures air conditioners and has the capacity to manufacture and sell 80,000 units each year. It is currently only manufacturing and sellin