Ch # 3 Logarithm Quiz 2 Welcome to your Ch # 3 Logarithm Quiz 2 1. The exponential form of \[log_4{\frac{1}{8}}={\frac{-3}{7}}\]\[4^{\frac{-3}{2}}=\frac{1}{8}\]\[4^{\frac{1}{8}}=\frac{-3}{2}\]Both a & b\[None of them\] 2. The exponential form of \[log_{\sqrt{5}}125=x\] is\[\left(\sqrt{5}\right)^x=125\]\[\left(5^{\frac{1}{2}}\right)^x=125\]\[5^{\frac{x}{2}}=125\]All of them 3. The exponential form of \[log_3\left(5x+1\right)=2\]\[3^x=5\]\[3^2=5x+1\]\[3^2=5x\]None of them 4. In \[log_{\sqrt{5}}125=x\] , the value of \[x\] is51256None of them 5. In \[log_4x=-3\] , the value of \[x\] is\[{\frac{1}{64}}\]644\[-3\] 6. In \[log_{81}9=x\] , the value of \[x\] is\[{\frac{1}{2}}\]819\[-3\] 7. In \[log_3\left(5x+1\right)=2\] , the value of \[x\] is\[{\frac{5}{8}}\]\[{\frac{8}{5}}\]52 8. In \[log_2x=7\] , the value of \[x\] is270128 9. In \[log_x0.25=2\] , the value of \[x\] is\[{\frac{5}{10}}\]\[{\frac{1}{2}}\]\[0.5\]All of them 10. In \[log_x\left(0.001\right)=-3\] , the value of \[x\] is1100All of them 11. In \[log_x{\frac{1}{64}}=-2\] , the value of \[x\] is6428All of them 12. In \[log_{\sqrt{3}}x=16\] , the value of \[x\] is656143None of them 13. Logarithms having base 10 are called________ LogarithmsNaturalCommonBriggsBoth b & c 14. Common logarithm is also called __________ logarithmNaturalBriggsBoth a & bNone of these 15. The digit before the decimal point or integral part is called _____________CharacteristicMantissaBoth a & bNone of these 16. The decimal fraction part is called ________CharacteristicsMantissaBoth a & bNone of these 17. In 1.5377, characteristics is1.53771.5377None of these 18. In 1.5377, Mantissa is1.53771.5377None of these 19. The mean difference digits are added to ______________CharacteristicsMantissaBoth a & bNone of these 20. The mantissa of 763.5 is.8825.8828276 Time is Up!