यदि $\log _{10} 7 = a$ है,तो $\log _{10} \left( \frac{1}{70} \right)$ का मान क्या होगा?

  • A
    $-(1+a)$
  • B
    $(1+a)^{-1}$
  • C
    $\frac{a}{10}$
  • D
    $\frac{1}{10a}$

Explore More

Similar Questions

$2 \log _{10} 5 + \log _{10} 8 - \frac{1}{2} \log _{10} 4 = ?$

यदि $\log _{2} x+\log _{4} x+\log _{16} x=21 / 4$ है,तो $x=$

यदि $x=\log _{a} b c, y=\log _{b} c a, z=\log _{c} a b,$ है,तो

Difficult
View Solution

यदि $\log 2 = 0.30103$ और $\log 3 = 0.4771$ है,तो $(648)^{5}$ में अंकों की संख्या क्या है?

$\log _{3 / 2} 3.375$ का मान ज्ञात कीजिए।

Vedclass Products

For Students

Vedclass Test Series

Mock tests in real JEE/NEET style with performance analysis. 5-day free trial.

Start Free Trial
For Teachers

Exam Paper Generator

Generate Set A/B/C/D exam papers from 7.5L+ questions in 2 minutes. 3 chapters free.

Try Free
For Institutes

Online Exam Module

Live online exams with unlimited students, 360° analytics & white-label branding.

See Demo