Mathematics · Mathematical Induction

For all n ∈ ℕ, the expression 3n - 12 is always greater than or equal to:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1n (3(n-1)/2)✓
2n3 (3(n-1)/2)
3n2 (3(n-1)/2)
4n2 (2n/2)

Correct answer

n (3(n-1)/2)

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For all n ∈ ℕ, the expression 3n - 12 is always greater than or equal to:

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For all n ∈ ℕ, the expression 3n - 12 is always greater than or equal to:

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