Mathematics, 21.01.2021 01:20, 573589
Mary works in a top secret research laboratory. In order to gain access to the building, she must use a secret four-digit code. All codes from 0000 to 9999 are possible. As a security feature, Mary is required to get exactly one digit wrong each time, and not to enter the same four-digit number as she did last time. The security guard can see the numbers that she enters into the keypad. What is the maximum number of different four-digit numbers Mary can enter without the security guard being able to be certain of the secret code? A2 B8 C 32 D 4096
Answers: 3
Mathematics, 21.06.2019 14:30, mcouil9369
Which functions are even? check all of the boxes that apply. f(x) = x4 – x? f(x) = x2 – 3x + 2 f(x) = (x - 2) f(x) = x done
Answers: 3
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