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y=x3-4x2+2A tangent to a curve at a specific point along the line will have excatly the same gradient as the curve at that point. For example if the point was (0,0) the tangent would...
1 - We first need to find a common factor, something that is the same in both parts of the expression.
2 - Then we need to take this out of the expression by dividing both parts of the ex...
In questions concerning compound interest, interest is added to principle sum at the end of each year. Therefore, the interest increases each year as you are paying interest on...
It may sound cliched - however to get the highest marks in Maths at A levels means going beyond your exam board! Do not just rely on the past paper questions from your exam board but try a few papers f...
the equation: x3 - 6x2 + 11x -6
Becasuse it intersects at the x axis, y=0 so we set the equation equal to 0. x3 - 6x2 + 11x -6 =0
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