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JEE Mains · Maths · STD 11 - 6. permutation and combination

\(xyz =24\) के धन पूर्णाक हलों \(( x , y , z )\) की कुल संख्या है

  1. A \(36\)
  2. B \(24\)
  3. C \(45\)
  4. D \(30\)
Verified Solution

Answer & Solution

Correct Answer

(D) \(30\)

Step-by-step Solution

Detailed explanation

\(xyz =2^{3} \times 3^{1}\) Let \(x=2^{\alpha_{1}} \times 3^{\beta_{1}}\) \(y =2^{\alpha_{2}} \times 3^{\beta_{2}}\) \(z =2^{\alpha_{3}} \times 3^{\beta_{2}}\) Now \(\alpha_{1}+\alpha_{2}+\alpha_{3}=3\). No. of non-negative intergal \(sol ={ }^{5} C _{2}=10\)…
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