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Maths
A Level

5Sin[x]-4=2Cos[2x]

x = 0.848,2.29

Answered by Mostafa M. Maths tutor
6822 Views

What is differentiation and how is it used?

Differentiation is a branch of calculus mathematics used to determine the rate of change between certain variables. For example if an object changes its distance x over a certain time interval t, we can u...

Answered by Alper B. Maths tutor
2620 Views

Maths

maths

Answered by Peter H. Maths tutor
3787 Views

Prove 2^n >n for all n belonging to the set of natural numbers

for n=1 2^1=2  2>1 hence true for n=1 assume true for n then 2^n >n we need to show 2^n+1 > n+1 since 2^n >n 2^n+1 >2n =n+n >n+1 for n>1 hence by induction since true for n= 1 and if ...

Answered by Matthew M. Maths tutor
3058 Views

How do you integrate ln(x)

To integrate this function integration by parts is used where u = lnx and v = 1. The process of integration by parts is then carried out with the final answer being xlnx -x +c. 

The formula for int...

Answered by Alice R. Maths tutor
3286 Views

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