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Find the exact solutions, in their simplest form, to the equations : a) 2ln(2x + 1)-4=0 b)7^(x)e^(4x)=e^5

a) 2ln(2x + 1)-4=0 -> ln(2x + 1)-2=0 -> ln(2x + 1)=2 -> (2x + 1)=e 2 -> 2x = e 2 -1 -> x = (e 2 -1)/2 b) 7 x e 4x =e 5 -> 7 x =e 5 \ e 4x ​​​​​​​-> 7 x =e 5-4x ​​​​​​​-> ln(7 x )=5-4x...
EL
Answered by Elizabeth L. • Maths tutor
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Examine Atwood's presentation of power dynamics in 'The Handmaid's Tale'

Atwood’s Gilead is undeniably an oppressive regime that employs a warped version of biblical moral instruction in order to propagate a perverse ideological structure. The most prevelant example of power dyna...
IS
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What are the arguments for the endosymbiotic theory?

There are several facts that could prove that mitochondria and plastids - eukaryotic organella descend from prokaryotic organisms. One of the arguments is that the metioned organella posses their own DNA to ...
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Answered by Dorota D. • Biology tutor
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What are the characteristics of Gothic Style in architecture?

Gothic Style in architecture has several characteristics which help us understand and recognize a gothic building from a romanic building, for example. the main characteristics are: pointed archs: this is pr...
CC
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Should I give a balanced answer to an exam question?

Questions may be given to you asking 'how far' you agree with something, and these types of question are good because it allows you to offer a broad range of points for and against a topic. For example, if y...
SP
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