Which of the Following Functions Satisfy the Differential Equation Y $e ^ { - 8 x }$

question 33

Multiple Choice

Which of the following functions satisfy the differential equation y' = -8y?
(I) y = - $e ^ { - 8 x }$
(II) y = $e ^ { - 4 x }$ + 3
(III) y = 5 $e ^ { - 4 x }$ (IV) y = 6 $e ^ { - 8 x }$

• A) II and III
• B) I and IV
• C) II only
• D) III only
• E) none of these

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