Maths-
General
Easy
Question
If a2 + 4b2 = 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
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Given that logpx = α and logqx = β, then value of logp/q x equals-
Given that logpx = α and logqx = β, then value of logp/q x equals-
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If f(x) is the primitive of
(x
0), then
f ' (x) is -
f(x) = 
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= 3
= 3
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(x
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Maths-General
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is-
f(x) = 
= 
=
=
3/5
=
=
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f(x) = 
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=
=
3/5
=
=
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If
where
hen the equation f(x) = 0 has, in the interval (a, b)
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hen the equation f(x) = 0 has, in the interval (a, b)
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The velocity-time graph of a particle moving along a straight line is shown in figure. The displacement of the body in 5s is

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Let f x( ) and g x( ) are defined and differentiable for
and
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In the given figure, if POQ is a diameter of the circle and PR = QR, then RPQ is

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

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

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In the given figure, find PR

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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

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If TP and TQ are the two tangents to a circle with centre ‘O’ such that then
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Consider a rubber ball freely falling from a height
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Consider a rubber ball freely falling from a height
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physics-General
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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
For upward motion
Effective acceleration
And for downward motion
Effective acceleration
But both are constants. So the slope of speed-time graph will be constant
Effective acceleration
And for downward motion
Effective acceleration
But both are constants. So the slope of speed-time graph will be constant
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
For upward motion
Effective acceleration
And for downward motion
Effective acceleration
But both are constants. So the slope of speed-time graph will be constant
Effective acceleration
And for downward motion
Effective acceleration
But both are constants. So the slope of speed-time graph will be constant