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Explain the formation of different types of Moraine (7 marks)

A moraine is any material transported and deposited by a glacier, there are many different types of moraine. One type of moraine is medial moraine which is formed where two glaciers meet depositing glacia...

Answered by Oliver C. • Geography tutor

20084 Views

How does a firm maximise revenue (linear revenue curves)?

Total revenue is maximised where the downward sloping marginal revenue curve cuts the x-axis. This makes sense when we realise that 'marginal' means 'of an additional unit'. So, total revenue is maximised...

Answered by Oliver B. • Economics tutor

3106 Views

i) It is given that f(x)=(-5-33x)/((1+x)(1+5x)), express f(x) in the form A/(1+x) + B/(1+5x) where A,B are integers. ii) hence express the integral of f(x) between x=3 and x=0 in the form (p/q)ln4 where p,q are integers.

i) -7/(1+x) + 2/(1+5x) ii) (-31/5)ln4

Answered by Damon T. • Maths tutor

4184 Views

find the integral of ((3x-2)/(6x^2-8x+3)) with respect to x between x=2 and x=1. (hint use substitution u=denominator)

(ln11)/4

Answered by Damon T. • Maths tutor

4263 Views

Describe the mechanism(s) as to which an enzyme binds to a substrate.

Two models have been proposed. The first being the 'Lock and Key Model' which simply describes the way in which the active site of an enzyme is complementary to the substrate shape, meaning that only the ...

Answered by Nicole B. • Biology tutor

3294 Views