Mathematics · Trigonometry

यदि X + 1 X = 2 cos(θ) है, तो X 3 + 1 X 3 = ?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

सही उत्तर देखें

2 cos(3θ)

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यदि X + 1 X = 2 cos(&theta;) है, तो X 3 + 1 X 3 = ?