Question
Dano forgot his computer password. The password was four characters long. Dano remembered only three characters: 3, g, N. The last character was one of the numbers 3, 5, 7, 9. How many possible expansions are there for Dano's password?
156
likes781 views
Answer to a math question Dano forgot his computer password. The password was four characters long. Dano remembered only three characters: 3, g, N. The last character was one of the numbers 3, 5, 7, 9. How many possible expansions are there for Dano's password?
Sigrid
4.5120 Answers
Keďže si Dano pamätal tri znaky zo štyroch, musíme zistiť počet možných rozšírení pre posledný znak hesla.
Dano si pamätá, že posledný znak je buď 3, 5, 7 alebo 9. Každá z týchto možností nám dáva jedno možné rozšírenie hesla. Preto existujú 4 možné rozšírenia pre poslednú postavu.
Odpoveď: Existujú 4 možné rozšírenia pre Danovo heslo.
Frequently asked questions (FAQs)
What is the median of a set of 9 numbers if the fourth number is 12, the fifth number is 15, and all other numbers are greater than or equal to 20?
+
How many times does the constant function f(x)=c intersect the x-axis?
+
In how many ways can 4 students be chosen as a group from a class of 20?
+
New questions in Mathematics