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Mathematics - Basic maths Question with Solution | TestHub

MathematicsBasic mathsLogarithmMedium2 minPYQ_2013
MathematicsMediummultiple choice

If  3 x = 4 x - 1 , then x =

Options:(select one or more)

Answer:
A, B, C
Solution:

3x= 4x - 1
x = (x - 1) log34
x ( 1 - 2 log32) = -2log32
x = 2 log 3 2 2 log 3 2 - 1
x log23 = (x - 1).2
x (log23 - 2) = -2
x = 2 2 - log 2 3
x = 1 1 - 1 2 log 2 3 = 1 1 - log 4 3

Stream:JEE_ADVSubject:MathematicsTopic:Basic mathsSubtopic:Logarithm
2mℹ️ Source: PYQ_2013

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