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Find dy/dx when y = 2ln(2e-x)

Answering this question requires knowledge of e and ln. If we look at the question we can see 2 is being multiplied by the ln, so we might want to use the product rule. Also, we can see that the ln has a big...
JL
Answered by Jay L. Maths tutor
10301 Views

Expand and simplify (x+12)(x-3)

In order to solve this question, I am going to use the FOIL (first, outer, inner, last) method of expanding brackets. First we need to multiply the two first elements in each bracket together - in this case ...
JL
Answered by Jay L. Maths tutor
12596 Views

How to achieve an A* or A grade in Sociology?

With Sociology, applying the main theories to the question is always something that moves you up the grading ladder. What I mean by the main theories is Marxism, Functionalism, Feminism, Neo-Marxism and Post...
RL
Answered by Rachael L. Sociology tutor
7525 Views

What is the difference between “吗” and “妈”?

Although both characters have the 'horse' component, the first also has the 'mouth' key, suggesting it is a form of interrogation we use at the end of a sentence, while the second has the 'woman' key, pointi...
LT
Answered by Leopold T. Mandarin tutor
3230 Views

Show that AB is not parallel to CD.

Question has two figures: a trapezium with angles 60, 2x, 3x,x and two lines AB and CD with a line across them forming conjugate angle sets with the two labelled angles 120 and x not part of the same pair. E...
EP
Answered by Elizabeth P. Maths tutor
14550 Views