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How does the mechanism for electrophilic addition work?

First we must consider what an elecrophile is. An electrophile is a molecule or ion which is attracted to (and accepts electrons from) electron dense regions in other molecules, because it is positively c...

AR
8519 Views

How to find and classify stationary points (maximum point, minimum point or turning points) of curve.

To find the stationary points of a function we must first differentiate the function. The derivative tells us what the gradient of the function is at a given point along ...

CJ
Answered by Callum J. Maths tutor
17706 Views

Find the equation of the tangent to the curve y = (2x -3)^3 at the point (1, - 1), giving your answer in the form y = mx + c.

y = (2x -3)^3

y = (2x)^3 + 3.((2x)^2)(-3) + 3.(2x).(-3)^2 + (-3)^2 using Pascal's Triangle.

y = 8x^3 - 36x^2 + 54x - 27 

dy/dx = 24x^2 - 72x + 54

at point (1,-1); dy/dx = 24 -7...

RS
Answered by Robert S. Maths tutor
12015 Views

How do I prepare for and write an essay on an unseen poem?

The best preparation for essays on unseen poems is knowing a list of key literary devices and themes that you should be on the lookout for as you get to know the poem in front of you. Because you won't ha...

TD
5834 Views

Find the first derivative of y=2^x

There is an initial subtle difficulty to this question, and it highlights understanding of the relationship between natural logarithms and the exponential function. One of the ways to solve this question,...

AM
Answered by Alex M. Maths tutor
3803 Views

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