For What Value(s)of N (If Any)is $y = e ^ { n x }$

question 74

Multiple Choice

For what value(s) of n (if any) is $y = e ^ { n x }$ a solution to the differential equation $- \frac { 1 } { 2 } y ^ { \prime \prime } + y ^ { \prime } + 4 y = 0$ ?

• A)2
• B)-2
• C)4
• D)-4
• E)0

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