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Mathematics 12 Online
OpenStudy (anonymous):

evaluate 6C3

OpenStudy (cwrw238):

theres a formula for this but a quick way of computing it is 6 * 5 * 4 ------- 3 * 2 * 1

OpenStudy (anonymous):

Thanks

OpenStudy (cwrw238):

another example would be 7C4 = 7*6*5*4 ------- 4*3*2*1

OpenStudy (cwrw238):

yw

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