Mathematics · Application of Derivatives

The interval in which the function y = x3 + 6x2 + 6 is increasing is:

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1(–∞, 0) ∪ (4, ∞)
2(–4, 0)
3(–∞, 4)
4(–∞, –4) ∪ (0, ∞)✓

Correct answer

(–∞, –4) ∪ (0, ∞)

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The interval in which the function y = x3 + 6x2 + 6 is increasing is:

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