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integrate xsin(x)

This question is to be done by integration by parts because it has "two types" of integrals. To perform integration by parts, we need to first split the function into its two parts, producing x and...
SF
Answered by Sam F. • Maths tutor
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What are the advantages of using numerical integration (Trapezium rule, Simpson's rule and so on) over direct integration?

Numerical methods are particularly useful to solve complex problems which are sometimes difficult or impossible to solve analytically. It is also a quicker way of solving the problem rather than using formul...
PA
Answered by Priyanka A. • Maths tutor
16352 Views

Solve: sin(x) = 0.5, in the interval of 0 < x < 360 degree.

sin(x) = 0.5 x = arcsin(0.5) x = 30 degrees , 150 (180-30) degrees
PA
Answered by Priyanka A. • Maths tutor
18007 Views

Explain in detail what do you understand by catalyst, what makes them so useful and give two example of catalytic processes including the name catalyst used.

Catalyst are chemical or biological substances that speeds up the rate of reaction without being used up in the overall process. It provides an alternative route for a reaction occur with a lower activation ...
PA
3155 Views

How do you find the determinant of a matrix?

Finding the matrix of a matrix can be done in 5 steps. Step 1 involves finding the determinant of the matrix, and putting this value aside for later. Step 2 finds the cofactors of each element. The cofactor ...
LC
4734 Views