subject
Mathematics, 16.10.2020 16:01 areeves39276

PLEASE HELP!! Part A: A keypad lock asks you to input a four-digit code. If you can choose any digit, 0 through 9, for each of the four digits, how many possible combinations are there?
Part B: Suppose the similar keypad lock asks for a four-digit code but does not allow you to repeat a digit. How many possible combinations are there for this lock?

ansver
Answers: 2

Another question on Mathematics

question
Mathematics, 21.06.2019 15:30
Which fraction below is equivalent to 10/12?
Answers: 3
question
Mathematics, 21.06.2019 23:30
Answer each of the questions for the following diagram: 1. what type of angles are these? 2. solve for x. what does x equal? 3. what is the measure of the angles?
Answers: 1
question
Mathematics, 22.06.2019 00:00
Asequence is a function whose is the set of natural numbers
Answers: 1
question
Mathematics, 22.06.2019 00:30
Which graph of a hyperbola represents the equation 16x^2-y^2=16
Answers: 1
You know the right answer?
PLEASE HELP!! Part A: A keypad lock asks you to input a four-digit code. If you can choose any digi...
Questions
question
Mathematics, 16.06.2020 01:57
question
Mathematics, 16.06.2020 01:57
Questions on the website: 13722360