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integrate by parts ln(x)/x^3

The question states to use integration by parts. So first we recall the integration by parts formula is integrate(u(x)v'(x) dx)= (v(x)u(x)) - integrate(u'(x)v(x) dx)+c (note these integrals are with respect ...
PS
Answered by Prit S. • Maths tutor
4181 Views

2x + 3y = 8 and 3x + 2y = 7 find x and y

These are simultaneous equations. To solve them, we need to do something to these equations to that either the coefficents of x or y are the same. So multiply each equation by a suitable number, a good choic...
TK
Answered by Tara K. • Maths tutor
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How do you create a 1 sentence with a relative clause out of two separate sentences?

Relative clauses in Russian are created by using the relative pronoun 'который'. This pronoun has adjectival endings and refers to the noun that comes directly before it. It agrees with this noun in gender a...
HO
Answered by Hugh O. • Russian tutor
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Explain the lock and key hypothesis of enzyme function

To start, it is important to have a clear understanding of what an enzyme is. An enzyme is a biological molecule which speeds up the rate of a reaction without being changed or used up in the process. Each e...
EP
Answered by Emma P. • Biology tutor
10114 Views

2x^2 - 16x + 32

Solution: x=4. This can be shown by factorisation or applying the quadratic formula.
NO
Answered by Nick O. • Maths tutor
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