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Find the equation of the tangent to the curve y = x² -3x +5 at the point (1,3).The tangent is a straight line of the form y = mx+cTo find the gradient, m, we first differentiate the function:dy...

The circle of fifths is an expression used to describe the relationship between the twelve chromatic notes of the musical scale (A-G with sharps and flats in between). By using the circle of fifths, you c...

3x+3x-4=5,6x-4=5,6x=9,x=9/6,x=3/2

A product of prime factors is a set of prime numbers that multiply to make the requested number. Essentially, when a question asks you to express a number as a 'product of primes', it wants you to break t...

Hughes believed that the original 3 mountains task used by Piaget was too difficult for children to understand - it involved them understanding what a doll saw and taking notes of different details and ov...