Mathematics · Number Theory
आइलर टोशिएंट फलन (φ) के लिए निम्नलिखित में से कौन सा कथन सत्य है?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1φ(28) = 12✓
- 2φ(28) = 24
- 3यदि α और β अभाज्य संख्याएँ हैं, तो φ(αβ) = φ(α) + φ(β) है।
- 4यदि α एक अभाज्य संख्या है, तो φ(α) = α + 1 है।
सही उत्तर देखें
φ(28) = 12
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