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PART - 2 CH - 12 Limits and Derivatives — Maths STD 11 Science — Question

CBSE BoardEnglish MediumSTD 11 ScienceMathsPART - 2 CH - 12 Limits and Derivatives1 Mark
MCQ
If $f(x)=\left\{\begin{array}{cc}2 x+b, & x<\alpha \\ x+d, & x \geq \alpha\end{array}\right.$ is such that $\lim _{x \rightarrow \alpha} f(x)=l$, then $l$ is equal to :
  • ✓
    $2 d-b$
  • B
    $2 b-d$
  • C
    $2 d+b$
  • D
    $b-2 d$
✓

Answer

Correct option: A.
$2 d-b$
A

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