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A Level

Having a rectangular parking lot with an area of 5,000 square yards that is to be fenced off on the three sides not adjacent to the highway, what is the least amount of fencing that will be needed to complete the job?

We can turn this into a constrained optimization problem. Let's denote x the side of the parking lot that is perpendicular to the highway, and y the side that is parallel to the highway. We therefore need...

EB
Answered by Emil B. Maths tutor
6375 Views

To what extent was personal leadership the most important factor in explaining Napoleon's success?

Within the period 1792-1945 personal leadership played a crucial and often dramatic role in military achievement. This view, advocated famously by Antoine-Henri Jomini, is substantiated by history as the ...

JM
Answered by James M. History tutor
4345 Views

'The main cause of rebellion in the years 1536 to 1558 was religious disagreements' Assess the validity of this view (25 marks)

Snapshot of part of the answer:

The Pilgrimage of Grace in 1536 was caused primarily due to religious disagreement, Henry VIII’s vigorous religious changes were the main figurehead of the rebel’s g...

ML
Answered by Melanie L. History tutor
18776 Views

find the integral of (2x - (3x^1/2) +1) between 9 and 4

2x become x2

3x1/2 becomes 2x3/2

1 becomes x

sub 9 into values for x = (81 - 54 +9) which equals 36

sub 4 into values for x = (16 - 16 + 4) whi...

AH
Answered by Amber H. Maths tutor
3367 Views

Describe and explain the trend of reactivity of group 2 metals with water

reactivity increases DOWN the group

Extra shells of electrons means there is increased shielding, and therefore atomic radii increases

even though nuclear charge increases, the extra shieldi...

AH
Answered by Amber H. Chemistry tutor
3095 Views

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