1
IAT (IISER) 2020
MCQ (Single Correct Answer)
+4
-1
Consider the differential equation $f^{\prime \prime}+p f^{\prime}+q f=0$ where $p$ and $q$ are constants, $p^2=4 q$ and $q \neq 0$. If y is a nonzero solution of the equation, then which of the following statements is correct?
A
$(1+x) y$ can never be a solution
B
$y^2$ can never be a solution
C
$y^{\prime}$ can never be a solution
D
$x y$ can never be a solution
IAT (IISER) Subjects
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