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Black Book Advanced Problems in MathematicsMathematicsContinuity and Differentiability

If f(x) = cases a e^ x + b e^ - x - c x^2 & ; x 0 2 & ; x = 0 cases is continuous at x = 0 ; then :

Options

  1. Aa = b = c
  2. Ba = 2b = 3c
  3. Ca = b = 2c
  4. D2a = 2b = c

Correct answer

D. 2a = 2b = c

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