WHOEVER ANSWERS BOTH QUESTIONS FIRST WILL GET MARKED THE BRAIN THINGY (I'll also check to see if you were right or not)
2 answers:
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So you have 8 digits (number available) to form 3 digit numbers (number selected).
Using the formula
where a is the number of available digits, P is the permutation function and c is the number of digits to be selected.
The number of three digit numbers that can be formed =
= 336
<span> O R
</span>By using the formula
where a is the number of available digits and c is the number of digits to be selected.<span>
</span>⇒
<span>
</span>⇒
<span>
</span>⇒ Permutation = 336<span>
</span>
Using the formula
The number of three digit numbers that can be formed =
= 336
<span> O R
</span>By using the formula
</span>⇒
<span>
</span>⇒
<span>
</span>⇒ Permutation = 336<span>
</span>