Skip to content

Question

The range of values of k for which the function f(x) = (k² - 4)x² + 6x³ + 8x⁴ has a local maxima at point x = 0 is

Options

Choose one · Correct answer highlighted

Explanation

Recall the rule after simplifying, -2 < k < 2 is left. The method is simple: formula → substitution → calculation → answer.

Discussion

Comments

0 comments

No comments yet. Be the first to start the discussion.