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Each curve in this example is a locus defined as the conchoid of the point P and the line l.In this example, P is 8 cm from l. In geometry, a locus (plural: loci) (Latin word for "place", "location") is a set of all points (commonly, a line, a line segment, a curve or a surface), whose location satisfies or is determined by one or more specified conditions.
In mathematics, analytic geometry, also known as coordinate geometry or Cartesian geometry, is the study of geometry using a coordinate system.This contrasts with synthetic geometry.
Over time the range of subjects offered, the format of the examinations, the regulations, the content and the grading of GCSE examinations have altered considerably. Numerous subjects have been added and changed, and various new subjects are offered in modern languages, ancient languages, vocational fields and expressive arts, as well as ...
At one point in time, the “A*” grade in the GCSE did not exist but was later added to recognise the very top end of achievement. In the case of Further Mathematics, an extra A* grade was added for students that can “demonstrate sustained performance in higher-level maths skills such as reasoning, proof and problem-solving.” [14]
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Those three jurisdictions replaced O-Level gradually with General Certificate of Secondary Education (GCSE) completely by 1988 and, the International General Certificate of Secondary Education (IGCSE) over time. The Scottish equivalent was the O-grade (replaced by the Standard Grade).
GCSE Bitesize was launched in January 1998, covering seven subjects. For each subject, a one- or two-hour long TV programme would be broadcast overnight in the BBC Learning Zone block, and supporting material was available in books and on the BBC website. At the time, only around 9% of UK households had access to the internet at home.
Spirule. In control theory and stability theory, root locus analysis is a graphical method for examining how the roots of a system change with variation of a certain system parameter, commonly a gain within a feedback system.