Mathematics · Progression

n = 1, 2, 3, 4 के लिए अनुक्रम an = cos(nπ2) के पहले चार पद ज्ञात कीजिए।

Verified Solution4 OptionsUpdated: October 2026👁️1 View

11, 0, -1, 0
20, -1, 0, 1✓
31, 0, -1/2, 1/2
41, 0, 1/2, 1

सही उत्तर देखें

0, -1, 0, 1

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n = 1, 2, 3, 4 के लिए अनुक्रम an = cos(nπ2) के पहले चार पद ज्ञात कीजिए।

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n = 1, 2, 3, 4 के लिए अनुक्रम an = cos(nπ2) के पहले चार पद ज्ञात कीजिए।

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