Donna has 8 CDs that she is going to give away. She lets her best friend choose 2 of the 8 CDs. How many different groups of 2 C
1 answer:
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Answer:
<h2>0.00390625 /Step-by-step explanation:
so you are saying do:
which is 16 /4096
16/4096=0.00390625
<u>another way you can do this is</u>
just subtract the powers
2-6=-4
so the answer is