subject
Mathematics, 20.10.2019 10:00 nculberson6

Show that 4128 0012 4389 0110 is an invalid visa credit card number.

a. 2(4+2+0+1+4+8+0+1) + 1 + (1+8+0+2+3+9+0+0) = 64, doesn't end in 0

b. 2(4+2+0+1+4+8+0+1) + 1 + (1+8+0+2+0+9+1+0) = 62, doesn't end in 0

c. 2(4+2+0+1+4+8+0+1) + 1 + (1+0+0+2+3+9+1+0) = 57, doesn't end in 0

d. 2(4+2+0+1+4+8+0+1) + 1 + (1+8+0+2+3+9+1+0) = 65, doesn't end in 0

ansver
Answers: 3

Another question on Mathematics

question
Mathematics, 22.06.2019 01:00
The balance of susu's savings account can be represented by the variable b. the inequality describing her balance b > $30 . which could be a solution to the inequality?
Answers: 2
question
Mathematics, 22.06.2019 02:50
Determine the following data for the quadratic relation f(x) = -3(x+2)(x-3)? i. direction of opening: ii. x-intercepts: iii. y-intecept: iv. axis of symmetry: v. vertex:
Answers: 3
question
Mathematics, 22.06.2019 03:20
(apex) on the planet kudzu, the probability that a bird is green is 0.30. the probability that the bird is green given that the bird is female is 0.30. which statement is true?
Answers: 1
question
Mathematics, 22.06.2019 04:30
Write a problem for the equation 0.5n=12.5. then solve the equation and write the answer to your problem.
Answers: 1
You know the right answer?
Show that 4128 0012 4389 0110 is an invalid visa credit card number.

a. 2(4+2+0+1+4+8+0+...
Questions
Questions on the website: 13722363