Logarithms Test

Result

Logarithms Test - 2

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Weekly Quiz Competition

Question 1
1 / -0

What is the solution of log 16 - 3 log 4 + log 160?

A
1

B
2

C
3

D
4

E
5
Question 2
1 / -0

If a² + b² = 23ab, then what is the value of ?

A
log(ab)

B

C

D
Question 3
1 / -0

What is the value of ?

A
0

B
1

C
2

D

E
Question 4
1 / -0

is equal to

A
9

B

C
27

D
81
Question 5
1 / -0

The value of log 75/16 – 2 log 5/9 + log 32/243 is

A
log 17

B
log 2

C
log 455/433

D
log 36/35

E
None of these
Question 6
1 / -0

Evaluate:

A

B

C

D

E
Question 7
1 / -0

What is the solution of [(log₂₀ 1000000) (log₂₀ 1000)]?

A
200

B
20

C
2

D
4

E
8
Question 8
1 / -0

log₁₀ tan 1^o + log₁₀ tan 2^o + … + log₁₀ tan 89^o =

A
3

B
2

C
1

D
0
Question 9
1 / -0

If f(n) = log₂3 × log₃4 × log₄5 ….. log_{n – 1} n, then the value of is

A
46

B
48

C
50

D
54

E
52
Question 10
1 / -0

What will you get after simplifying ?

A

B

C

D
Question 11
1 / -0

If log(a + 6) = log(9a - 3) - log3, then what is the value of a?

A

B
3

C
4

D
Question 12
1 / -0

If z^–1x^–1 + y^–1z^–1 + y^–1x^–1 = a, what is the value of log_a (x + y + z)?

A
log_a x + log_a y + log_a z + 1

B
log_a + log_a + log_a z

C
log xyz

D
log_a (x^–1y^–1 + z^–1x^–1+ y^–1z^–1)

E
None of these
Question 13
1 / -0

If log₃{log₂(log_yx²)} = 2, find the value of log_xy.

A
2⁸

B
2^-8

C
3⁸

D
3^-8

E
log₃9
Question 14
1 / -0

If log₁₁ log₇ (5x + 7) = 0, then find the value of x.

A
0

B
11

C
7

D
1

E
9
Question 15
1 / -0

Find the value of , if log_a961 = 1.

A
1

B
2

C
3

D
4

E
5