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Model Paper 10 — Applied Maths STD 11 Science — Question

CBSE BoardEnglish MediumSTD 11 ScienceApplied MathsModel Paper 101 Mark
MCQ
If $\log (3 x+1)=2$, then the value of $x$ is
  • A
    $\frac{19}{3}$
  • B
    $99$
  • C
    $\frac{1}{3}$
  • ✓
    $33$
✓

Answer

Correct option: D.
$33$
(D) $33$
Explanation: $\log (3 x+1)=2 \Rightarrow 10^{2}=3 x+1$
$\Rightarrow 3 x=99 \Rightarrow x=33$

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