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While there is no exact formula for what constitutes a good history essay introduction, with differences depending on the type of essay (for example, a timed exam or coursework) and the examination board,...

The equation is of the formx²+bx+c=0This means it can be rearranged to(x+(b/2))²=(b/2)²-cTaking the square root of both sides leaves us with x.
x²-12x-45=0...

Interviewers fundamentally want to know whether you’ll be interesting to teach. “Supervisions”, or “tutorials”, are what makes the teaching at Oxbridge unique. A focus on regular, small group teaching is ...

To answer this question we need to decide which differentiation rule to use . The quotient rule looks like the obvious choice, so lets try that. If f(x)=u(x)/v(x) (being careful that v(x) is not zero anyw...

A quadratic equation is one that contains an x^2 term that has a non 0 coefficient, There are three basic methods for solving a quadratic equation; factorising, completing the square, and the quadratic fo...