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Any questions 1-4 please help me

Any questions 1-4 please help me-example-1
User Kir Chou
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2 Answers

4 votes
Q2
the possible way he could break the 10 cube to 3pieces
9C1×8C1
=9×8
=72
User Gee
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2 votes
can yo see me a message so i can see the question better and i am sure i can help you!!
User Zeroos
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