Top answers


Differentiate y=x(e^x)

Write as y=uv u=x v=e x du/dx=1 dv/dx=e x Using the product rule, dy/dx=v du/dx + u dv/dx So dy/dx=e x (1)+x(e x )=e x (1+x)
IR
Answered by Isabel R. Maths tutor
5309 Views

What is active transport?

All of this is to do with moving stuff over a barrier called a cell membrane. I want you to imagine the cell membrane to be like a border of a country and the stuff to be different pizzas being delivered ove...
RK
Answered by Raj K. Biology tutor
4332 Views

How do I find the roots and and coordinates of the vertex of the graph y = 2x^2 + 4x - 8 ?

y = 2x^2 + 4x - 8y = 2( x^2 + 2x - 4)Completing the square:y = 2( (x+1)^2 - 1 - 4 )y = 2(x+1)^2 -10the vertex of graph lies at the minimum value of y, and this occurs when x = -1:y = 2(-1+1)^2 -10y = -10ther...
JA
Answered by Joe A. Maths tutor
7804 Views

I've been given London by William Blake to analyse for homework but I'm really struggling. There really aren't that many devices in it. My question is, how does William Blake present powerlessness in London?

You're right, there aren't that many devices in London. That's not a problem, though. Your question gives you a lot of help. You're looking for powerlessness and how it's presented. So let's find an example....
EK
11687 Views

How do I structure an essay?

Before you begin writing… Read widely around the question. Research the author/ playwright, historical/ political context and critical opinions on the text. This will give you an idea of your hypothesis* . W...
MJ
5316 Views