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Find the co ordinates and nature of the turning points of the curve C withe equation, y=2x^3-5x^2-4x+2

Firstly, Differentiate the equation to find dy/dx. (dy/dx = 6x^2-10x-4)dy/dx shows the rate of change of the curve at a point, so at the stationary point dy/dx =0. So, put dy/dx = 0 and solve using factor...

AK
Answered by Asha K. Maths tutor
9018 Views

Describe and explain the changes between sulphuric acid with copper carbonate, connected to a test tube with limewater.

The limewater turns cloudy (due to formation of C02)Solution fizzes/effervescesSolution turns blue

PH
Answered by Prav H. Chemistry tutor
2684 Views

Describe the relationship between the number of carbon atoms in an alkane molecule and its boiling point.

As the number of carbon atoms increases, the boiling point increases.

PH
Answered by Prav H. Chemistry tutor
7240 Views

How should I prepare for the MLAT?

The MLAT is essentially a test of knowledge of grammar and vocabulary. For the languages on the paper, there is typically a gap-filling exercise or one where you must choose between two words to complete ...

RF
2647 Views

How do I compare two poems in my GCSE English Literature exam?

Broadly speaking, there are two ways to go about this kind of essay question. One option is to spend the first half your essay on one poem and, in the second half, write about a different poem in the ligh...

JS
7279 Views

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