Math, asked by gururajabarari, 6 months ago

प्रश्न.10. सिद्ध कीजिये कि 15c2=105
अथवा
यदि ncg = nC2 तो n का मान ज्ञात कीरि​

Answers

Answered by devangnivasava
11

Step-by-step explanation:

15c2=105

c2=105/15

c2=15*7/15

c2= 7

c=√7

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