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How do you integrate (sinx)^2?

(sinx)^2 (similarly to (cosx)^2) cannot be integrated in this form. There is a standard method to get past this though, which makes use of the cos double angle formula:cos(2x) = (cosx)^2 - (sinx)^2 = 1 - (si...
WW
Answered by Will W. • Maths tutor
44063 Views

What is the method for factorising the expression 'x^2 + 3x + 2'?

First look at the constant coefficient, which in this case is 2. You need two numbers which will multiply together to make this number. The only pairs of numbers that will make 2, are (1 and 2) or (-1 and -2...
WW
Answered by Will W. • Maths tutor
4705 Views

How would I resolve forces on a slope?

First pick a set of axis to use. This would be in the directions of which the majority of the forces follow. With the forces which are at angles to the majority of the forces, create a triangle of the horzio...
GB
Answered by George B. • Physics tutor
3604 Views

How would I do a close reading?

A close reading involves an engaged and focused discussion of form, meter, language, style and themes. This includes recognising where the writer has used techniques such as metaphors, alliteration or assona...
DK
6661 Views

Factorise 4xy-6xz

Method First Look for a term (i.e x , y, z) which is in all the compoents Also look if there is a possible common factor that the compoents share Soloution ​x is a shared term , and 2 is a common multiple Th...
CT
Answered by Cameron T. • Maths tutor
10370 Views