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GCSE maths can be a daunting exam, where, if you don't understand those key theorems you simply cannot succeed. With my help and endless mathematics experience we can work through your maths issues to ens...

EW
Answered by Ellie W. Maths tutor
2589 Views

How would you integrate ln(x)

It can seem tricky to integrate ln(x), as there is no obvious solution to do it.It is, however, quite simple to do if you use the 'by parts' method.If you have y=ln(x)Set u=ln(x) and dv/dx=1That gives du/...

AC
Answered by Adam C. Maths tutor
2823 Views

y=e^2x-11e^x+24 Find the stationary point, nature of the stationary point, the x-intercepts and the y-intercept (calculator allowed)

Stationary point:
dy/dx = 2e^2x - 11e^x =0
2e^2x = 11e^x
e^x=5.5 (can divide by e^x since e^x > 0 for all x)
x=ln(5.5), y=5.5^2-115.5+24=-6.25
Answer:

AJ
Answered by Asmita J. Maths tutor
2877 Views

In Topic 5 (Statistics and Probability) what is the difference between mutually exclusive events and independent events?

Put simply, mutually exclusive events cannot occur at the same time, e.g when tossing a coin, the result can either be heads or tails but cannot be both. Independence of events means the occurrence of one...

MS
Answered by Meghna S. Maths tutor
1740 Views

What is the gradient of this curve y=5x^3+6x^2+7x+8 at point x=3?

When differentiating an equation (y) you find the equation of the gradient, called dy/dx. The rule for differentiating a power of x is given below:y=x^n dy/dx= nx^(n-1)Applying this rule to this question ...

TD
Answered by Tutor179115 D. Maths tutor
4076 Views

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