Mathematics · Application of Derivatives
The function f(x) = (3x - 7)x2/3, for x ∈ R, is increasing for all x lying in the interval:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1(-∞, -14/15) ∪ (0, ∞)
- 2(-∞, 14/15)
- 3(-∞, 0) ∪ (3/7, ∞)
- 4(-∞, 0) ∪ (14/15, ∞)✓
Correct answer
(-∞, 0) ∪ (14/15, ∞)
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