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CBSE Questions for Class 11 Commerce Applied Mathematics Logarithm And Antilogarithm Quiz 7 - MCQExams.com

The value of log108 is equal to
  • .903
  • 3.901
  • .301
  • None of the above
The logarithm of number lying between 0 and 1 is
  • positive
  • negative
  • zero
  • none of the above
Using logarithm table, determine the value of log100.5432.
  • ¯1.7350
  • ¯2.7350
  • 0.7350
  • 0.07350
Find the value of log1072 using log table
  • 0.901+0.909
  • 0.903+0.954
  • 1.890
  • 2.104
Find the value of log10642.1×814.2493.4 using log table
  • 2.1×6×.303+4.2×2×.8543.4×2×.745
  • 2.1×.303+4.2×.9543.4×.845
  • 2.1×6×.3034.2×2×.954+3.4×2×.845
  • 2.1×6×.303+4.2×2×.9543.4×2×.845
Find the value of log1072+log1018 using log table
  • 0.903
  • 0.303
  • 0.954
  • 1.234
Find the value of log1072log108 using log table
  • log109
  • 1+.954.903
  • 2
  • .903+.954.954
If log625=klog5, then the value of k is ____
  • 5
  • 4
  • 3
  • 2
If logxl+m2n=logym+n2l=logxn+l2m, then xyz is equal to 
  • 0
  • lmn
  • 1
  • 2
Simplify the following using law of exponents.
92×918×910
  • 930
  • 925
  • 915
  • 910
Simplify the following using law of exponents for a=2,x=1,y=1,z=1
ax×ay×az
  • 2
  • 4
  • 8
  • 16
If logx484logx4+logx14641logx1331=3, then the value of x is
  • 1
  • 3
  • 11
  • None of these
log864 is equal to_____
  • 2
  • 3
  • 4
  • 5
log464 is equal to____
  • 2
  • 3
  • 4
  • 5
The value of [23(23)1]1 is __________.
  • 15
  • 15
  • 5
  • 5
Which of the following values are equal?
(P) 14 (Q) 4 (R) 04 (S) 41.
  • P and Q
  • Q and R
  • P and R
  • P and S
log327 is equal to____
  • 3
  • 2
  • 4
  • 5
\log {5} + \log {8} is equal to........
  • \log {40}
  • \log{13}
  • \dfrac{\log{8}}{\log{5}}
  • \log{3}
\log {3} + \log {5} is equal to..........
  • \log {15}
  • \log {8}
  • \dfrac{\log {3}}{\log{5}}
  • \log{2}
If x^2+y^2=25 , then log_5 \begin {bmatrix} Max (3x+4y) \end {bmatrix} is
  • 2
  • 3
  • 4
  • 5
\log_2 {64} is equal to____
  • 2
  • 3
  • 4
  • 6
Simplify: (-1)^{19}+(-1)^{20}+(2)^5
  • 34
  • 32
  • 30
  • 0
If \displaystyle \int{ \frac{(\sqrt{x})^5}{(\sqrt{x})^7 + x^6} } dx = a\ log \left( \frac{x^k}{1 + x^k} \right) + c, then a and k are
  • \displaystyle \frac{2}{5}, \frac{5}{2}
  • \displaystyle \frac{1}{5}, \frac{2}{5}
  • \displaystyle \frac{5}{2}, \frac{1}{2}
  • \displaystyle \frac{2}{5}, \frac{1}{2}
If the mantissa of \log 2125 =3.3273, find the mantissa of \log21.25
  • 1.3273
  • 2.3273
  • 0.3273
  • 32.2321
The logarithm of 0.0625 to the base 2 is:
  • 0.025
  • 0.25
  • 5
  • -4
  • -2
 The equation x^{\log_{\sqrt{x}}{2x}} = 4  has no solution.
  • True
  • False
If t = -2 then log_4 \dfrac{t^2}{4}-2 \, log_4 \, 4t^4 \, =
  • 2
  • -4
  • -6
  • 0
If mantissa of logarithm of 719.3 to the base 10 is 0.8569 , then mantissa of logarithm  of 71.93 is
  • 0.8569
  • \overline 1 .8569
  • 1.8569
  • 0.1431
If 2y = log(12-5x-3x^2) takes all real values then x belongs to 
  • (-3, 5/3)
  • (-3, 3)
  • (-3, 4/3)
  • None
The value of {\log _b}a.{\log _c}b.{\log _a}c  is 
  • 0
  • 1
  • {\log _a}abc
  • 10
0:0:1


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