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निम्नलिखित गणितीय संरचनाओं में से कौन सा एक समूह (group) बनाता है?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1(ℝ, *), जहाँ सभी a, b ∈ ℝ के लिए a * b = a|b| है
2(ℝ, *), जहाँ सभी a, b ∈ ℝ के लिए a * b = a + b + 1 है✓
3(ℤ, *), जहाँ सभी a, b ∈ ℤ के लिए a * b = a - b है
4(ℕ, *), जहाँ सभी a, b ∈ ℕ के लिए a * b = a है

सही उत्तर देखें

(ℝ, *), जहाँ सभी a, b ∈ ℝ के लिए a * b = a + b + 1 है

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निम्नलिखित गणितीय संरचनाओं में से कौन सा एक समूह (group) बनाता है?

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निम्नलिखित गणितीय संरचनाओं में से कौन सा एक समूह (group) बनाता है?

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