Question: Let f ( x ) = { x 2 - 5 i f x - 2 A x B i f - 2 x 3

Let f(x)={x2-5ifx-2AxBif-2x3,whereA,Bareunspecifiedconstants.3xifx3
When asked to find the values of A,B for which f(x) is continuous, a student answered:
Let f ( x ) = { x 2 - 5 i f x < - 2 A x B i f - 2

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