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Find the gradient of the curve with the equation y = x^3+7x^2+1 at x=2

The equation of the line is y=x3+7x2+1To find the equation for the gradient of the line, we need to differentiateDifferentiating gives us dy/dx = 3x2+14xWe can now find th...

CR
Answered by Charlotte R. Maths tutor
3871 Views

Megan buys a car for £7,700 plus 20% VAT. She pays a deposit for the car and then pays the rest in 12 equal instalments of £642.50. How much did Megan pay as a deposit?

7700 x 1.2 = 9240 (total cost of car)12 x 642.5 = 7710 (total cost of instalments)9240 - 7710 = 1530Answer = £1,530

CD
Answered by Charles D. Maths tutor
2569 Views

What's the best way to write evaluation points for an essay regarding fragile environments?

Fragile environments are a type of ecosystem, and with any essay in geography, it's key to use case studies to aid your answer. In particular for fragile environments, their management versus being exploi...

AJ
Answered by Anam J. Geography tutor
2912 Views

What limits the Prime Minister's (UK) power?

Firstly, parliament is full of elected officials who have their own personal mandates and therefore will act in the way they feel represents their constituents. This means their own party may not be loyal...

CM
Answered by Chiara M. Politics tutor
4721 Views

Discuss how the use of different materials, techniques and processes has affected the appearance of two works of art.

I will be looking at two works of art addressing the same subject matter, enabling me to concentrate on the characteristics of the materials and how they have been manipulated. I will be assessing Michela...

FC
13794 Views

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