Find the Maximum Value Of $x ^ { 4 } e ^ { - 1.4 x }$

question 63

Multiple Choice

Find the maximum value of $x ^ { 4 } e ^ { - 1.4 x }$ . Restrict your attention to the horizontal span of 0 to

• A) 2.86
• B) 1.22
• C) 4.12
• D) 4.62

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