Mathematics · Functions and Equations
The number of real elements in the set {x ∈ ℝ : 8x2 + x4 + x8 = cos(x)} is equal to:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Greater than or equal to 3
- 22
- 31✓
- 40
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1
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