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What conditions are needed for hurricane formation ? (6 marks)

Define tropical storm: A large, low-pressure system characterised by high wind speeds and heavy rain. Prerequisite conditions : - Location: Between 8 o -20 o North and South of the equator so that Coriolis f...
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Answered by Nevena S. Geography tutor
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y=4x/(x^2+5)

Find dy/dx Remember quotient rule dy/dx=(u'v-v'u)/v^2 u=4x u'=4 v=x^2+5 v'=2x dy/dx=(20-4x^2)/(x^2+5)^2 (simplified)
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Answered by Jeppe S. Maths tutor
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What is the indefinite integral ∫5exp(3-4x)dx ?

∫ 5e 3-4x dx=5∫e 3 e -4x dx=5e 3 ∫e -4x d=5e 3 [(-1/4)e -4x ]=-(5/4)e 3 e -4x =-(5/4)e 3-4x
AM
Answered by Alexandros M. Maths tutor
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Find the 16th term in the following sequence: 3, 5, 7, 9, 11

First find the nth term of the sequence. Start by finding the difference between each term: 3, 5, 7, 9, 11 - the difference between each is 2 therefore it is 2n but this alone gives the sequence: 2, 4, 6, 8....
KS
Answered by Kate S. Maths tutor
13053 Views

What are the causes of unemployment?

Unemployment is defined as the people who are able, available and willing to work at the going wage rate but who cannot find work despite an active search for work. Fictional unemployment is one cause of une...
JC
Answered by James C. Economics tutor
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