Question

http://gyazo.com/734249c057b6ec36649c77db59bdeba4

Answer 1

I can do the 1st part (i) but i am having problems with the 2nd part of the question.....i am not getting the right answer....

Answer 2

The bottom times the derivative of the top - top times the derivative of the bottom all over the bottom squared

Answer 3

i have done that part of the question.....i am having problems with the 2nd part of it (ii)

Answer 4

this is the fact applicable to the question.....i do not know why i am getting it wrong...
\[\frac{\Delta y }{ \Delta x } \approx \frac{ dy }{ dx }\]

Answer 5

What is the answer?

Answer 6

the answer is -1.57p

Answer 7

So really
\[- \frac{\pi}{2}p\]

Answer 8

yes....