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# C2 Maths Question Help watch

1. I'm doing some homework on geometric series and one of the questions asks to find 6C3
(that's a superscript 6 - to the power of)

I've never seen this type of question before and I dont even know how to do it - it doesn't look like anything I've been taught in class.
2. (Original post by Rtdsv)
I'm doing some homework on geometric series and one of the questions asks to find 6C3
(that's a superscript 6 - to the power of)

I've never seen this type of question before and I dont even know how to do it - it doesn't look like anything I've been taught in class.
Look at the definition of combination
3. (Original post by TeeEm)
Look at the definition of combination
Ok thanks a lot. My teacher giving me work on things we haven't learnt yet lmao.

6x5x4x3x2x1/(3x2x1)x3x2x1
4. (Original post by TeeEm)
Look at the definition of combination
nooooooooooooooooooooo 6 mins too late :_:
(Original post by Rtdsv)
I'm doing some homework on geometric series and one of the questions asks to find 6C3
(that's a superscript 6 - to the power of)

I've never seen this type of question before and I dont even know how to do it - it doesn't look like anything I've been taught in class.

^^ see the 6 over the 4 in brackets? well 6C2 is the same thing
5. (Original post by Rtdsv)
Ok thanks a lot. My teacher giving me work on things we haven't learnt yet lmao.

6x5x4x3x2x1/(3x2x1)x3x2x1
correct
6. (Original post by Rtdsv)
Ok thanks a lot. My teacher giving me work on things we haven't learnt yet lmao.

6x5x4x3x2x1/(3x2x1)x3x2x1
yes

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