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How do I find the stationary points on the curve y = f(x) = x^3+6x^2-36x?

When trying to find stationary points, the first thing you should think about is differentiating. At a stationary point, the gradient of a curve or function is equal to zero. Therefore if we differentiate...

LS
Answered by Luke S. Maths tutor
4393 Views

How does Browning's use of form evoke ideas of power and control in 'My Last Duchess'?

Publicly labelling his 1842 poem 'My Last Duchess' a 'dramatic lyric', Robert Browning clearly demonstrated a certain formal preoccupation with his work. His dramatic monologue is formed from one long sta...

JR
Answered by Jess R. English tutor
16346 Views

Calculate the amount of sodium chloride, NaCl, in 55.0cm3 solution with a concentration og 0.5mol/dm3

The amount in moles of a solute in a solution in a given volume of solution can be calculated if the concentration of the solution is also known. The equation for concentration is: Concentrati...

OM
6743 Views

What is the significance of Alfieri's character in Arthur Miller's "A View From The Bridge"?

"A View from the Bridge" is a tragic tale of an immigrant longshoreman who, through his obsessive love for his wife’s niece, destroys the very fabric of his world and in so doing, destroys his l...

EL
Answered by Emily L. English tutor
12664 Views

Given y=x^2(1+4x)^0.5, show that dy/dx=2x(5x+1)/((1+4x)^0.5)

You have to differentiate the equation y=x^2(1+4x)^0.5 with respect to x to get dy/dx and thereby prove the result in the question. An equation composed of the product of two x terms can be differentiated...

AG
Answered by Alistair G. Maths tutor
5193 Views

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