Higher Secondary Question Paper Solution of Year 2019 Question No: B.1.(X)

একটু মুদ্রা 10 বার টস করা হলো। আর 6 বার হেড আসার সম্ভাবনা হলো

(a) \(^{10}C_5. {1 \over 2 ^{10}}\) (b) \(^{10}C_3. {1 \over 2 ^{10}}\) (c) \(^{10}C_4. {1 \over 2 ^{10}}\) (d) \(^{10}C_8. {1 \over 2 ^{10}}\)

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