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Maths
A Level

Showing all your working, evaluate ∫(21x^6 - e^2x- (1/x) +6)dx

 ∫(21x6-e2x-1/x+6)dx

To tackle this question, I would do each part separately.

Firstly, take 21x6...using the product rule this intergrates ...

DG
Answered by David G. Maths tutor
6799 Views

A line has an equation y = e^(2x) - 10e^(x) +12x, find dy/dx

To differentiate this equation, treat it like you would any other equation you are differentiating without exponentials i.e. take each term on it's own and differentiate that individually, then put the an...

SV
Answered by Shruti V. Maths tutor
6575 Views

Solve algebraically: 2x - 5y = 11, 3x + 2y = 7

Here we have two simultaneous equations with two unknowns. In order to solve this, we must first elimate one of the variables. 

To do this we will first make the coefficient (the number b...

GD
Answered by Georgia D. Maths tutor
10225 Views

Which equation of motion should I use?

There's a handy trick for choosing which of the equations of motion, or SUVAT equations, you need to use given a set of terms – let’s call it the VUAST trick. For these kinds of questions, there are al...

BT
Answered by Ben T. Maths tutor
10325 Views

What is a Probability Mass Function (PMF)?

A Probability Mass Function is a function used to describe the liklihood of the outcome of a random event that has a finite number of possible outcomes. The domain is the range of possible outcomes of ...

DT
Answered by Deleted T. Maths tutor
5854 Views

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