7 ones 6 tenths = _____________ tenths PLS HELP!!!
2 answers:
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The first digit of the password can be any of the ten digits - 10 possibilities.
A digit cannot be repeated, so the second digit can be any digit except the one you chose for the first digit - 9 possibilities.
The third digit can be any digit except the digits you chose for the first and second digit - 8 possibilities.
Using the rule of product:
There are 720 passwords.
A digit cannot be repeated, so the second digit can be any digit except the one you chose for the first digit - 9 possibilities.
The third digit can be any digit except the digits you chose for the first and second digit - 8 possibilities.
Using the rule of product:
There are 720 passwords.
Answer:
Step-by-step explanation:
The dot on -4 is hollow, so that is just the regular less than sign. (<)
The dot on the 5 is filled in, so that is the equal to or less than sign. (≤)