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11Alexandr11 [23.1K]
3 years ago
12

To use your debit card at a pay-at-the-pump system, you have to enter a four-digit personal identification number (PIN). How man

y different possible PINs can be formed on the 10-digit keypad? (Repetition is not allowed.)
Mathematics
1 answer:
nydimaria [60]3 years ago
5 0
Answer is 5040
10×9×8×7=5040
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is there anyone that can solve this for me and tell me how they came up with the answer?? (pic included)
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So to begin, substitute all of the variables in for their corresponding value.

X=3
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2XY+6YZ^2
2(3)(-5)+6(-5)(-1^2)
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-60

Hopefully this is what they're asking for!
4 0
3 years ago
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