Maths-

General

Easy

Question

# If a^{2} + 4b^{2} = 12ab, then log (a + 2b) =

- (log a + log b – log 2)
- log a/2 + log b/2 + log 2
- (log a + log b + 4 log 2)
- (log a – log b + 4log 2)

## The correct answer is: (log a + log b + 4 log 2)

### Related Questions to study

maths-

### Given that log_{p}x = α and log_{q}x = β, then value of log_{p}_{/q} x equals-

### Given that log_{p}x = α and log_{q}x = β, then value of log_{p}_{/q} x equals-

maths-General

Maths-

### If f(x) is the primitive of (x 0), then f ' (x) is -

### If f(x) is the primitive of (x 0), then f ' (x) is -

Maths-General

Maths-

### If f(x) is the primitive of (x 0), then is-

### If f(x) is the primitive of (x 0), then is-

Maths-General

maths-

### If where hen the equation f(x) = 0 has, in the interval (a, b)

### If where hen the equation f(x) = 0 has, in the interval (a, b)

maths-General

physics-

### The velocity-time graph of a particle moving along a straight line is shown in figure. The displacement of the body in 5s is

### The velocity-time graph of a particle moving along a straight line is shown in figure. The displacement of the body in 5s is

physics-General

maths-

### Let f x( ) and g x( ) are defined and differentiable for and then

### Let f x( ) and g x( ) are defined and differentiable for and then

maths-General

maths-

### In the given figure, if POQ is a diameter of the circle and PR = QR, then RPQ is

### In the given figure, if POQ is a diameter of the circle and PR = QR, then RPQ is

maths-General

maths-

### In the given figure, find the values of ‘x’ and ‘y’

### In the given figure, find the values of ‘x’ and ‘y’

maths-General

maths-

### PQRS is a cyclic quadrilateral and PQ is the diameter of the circle. If QPR= ° 35 , then the value of PSR is

### PQRS is a cyclic quadrilateral and PQ is the diameter of the circle. If QPR= ° 35 , then the value of PSR is

maths-General

maths-

### Find the value of ‘x’ in the given figure

### Find the value of ‘x’ in the given figure

maths-General

maths-

### In the given figure, find PR

### In the given figure, find PR

maths-General

maths-

### In the given figure PA, PB, EC, FB, FD and ED are tangents to the circle. If PA=13cm,CE = 4.5cm and EF = 9cm then PF is

### In the given figure PA, PB, EC, FB, FD and ED are tangents to the circle. If PA=13cm,CE = 4.5cm and EF = 9cm then PF is

maths-General

maths-

### If TP and TQ are the two tangents to a circle with centre ‘O’ such that then, is

### If TP and TQ are the two tangents to a circle with centre ‘O’ such that then, is

maths-General

physics-

### Consider a rubber ball freely falling from a height onto a horizontal elastic plate. Assume that the duration of collision is negligible and the collision with the plate is totally elastic. Then the velocity as a function of time will be

### Consider a rubber ball freely falling from a height onto a horizontal elastic plate. Assume that the duration of collision is negligible and the collision with the plate is totally elastic. Then the velocity as a function of time will be

physics-General

physics-

### A ball is thrown vertically upwards. Which of the following plots represents the speed-time graph of the ball during its flight if the air resistance is not ignored

### A ball is thrown vertically upwards. Which of the following plots represents the speed-time graph of the ball during its flight if the air resistance is not ignored

physics-General