समीकरण (x+y+z=15) के अऋण पूर्णांक हल कितने हैं?

How many non-negative integer solutions does (x+y+z=15) have?

Explanation opens after your attempt
Correct Answer

A. (136)

Step 1

Concept

By the stars and bars method, the count is \(^{15+3-1}C_{3-1}=^{17}C_{2}\). Its value is (136).

Step 2

Why this answer is correct

The correct answer is A. (136). By the stars and bars method, the count is \(^{15+3-1}C_{3-1}=^{17}C_{2}\). Its value is (136).

Step 3

Exam Tip

स्टार और बार विधि से संख्या \(^{15+3-1}C_{3-1}=^{17}C_{2}\) है। इसका मान (136) है।

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Mathematics Answer, Explanation and Revision Hints

समीकरण (x+y+z=15) के अऋण पूर्णांक हल कितने हैं? / How many non-negative integer solutions does (x+y+z=15) have?

Correct Answer: A. (136). Explanation: स्टार और बार विधि से संख्या \(^{15+3-1}C_{3-1}=^{17}C_{2}\) है। इसका मान (136) है। / By the stars and bars method, the count is \(^{15+3-1}C_{3-1}=^{17}C_{2}\). Its value is (136).

Which concept should I revise for this Mathematics MCQ?

By the stars and bars method, the count is \(^{15+3-1}C_{3-1}=^{17}C_{2}\). Its value is (136).

What exam hint can help solve this Mathematics question?

स्टार और बार विधि से संख्या \(^{15+3-1}C_{3-1}=^{17}C_{2}\) है। इसका मान (136) है।