Mathematics

Trigonometrical Ratios of Multiple & Sub-multiple Angles

Trigonometrical Ratios of Multiple & Sub-multiple Angles

Here again, we will start with a list of the formulae regarding the present topic Trigonometrical Ratios of Multiple & Sub-multiple Angles. Skip to the examples here. Alternatively, you may choose to start over with the Measurement of Angles or go through the previous post on Trigonometrical Ratios of the Sum and Difference of Two …

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Sequences & Series

Sequences & Series

Sequences & Series cover Arithmetic, Geometric and Harmonic Progressions. This post will enumerate the essential formulae with a link to problems and solutions thereof. Study Complex Numbers. What is a Sequence in mathematics? A sequence is an ordered collection of numbers \(t_1, t_2, t_3, … , t_n, …\). The word of importance is ‘ordered’. It …

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Quadratic Equation Formula

Quadratic Equations

Though the term is dreaded, as a matter of fact, quadratic equations turn up all too often in our daily real life. And, we mean, apart from the all too familiar question papers. Interestingly, the problems do not look quadratic at first glance. Worked Out Examples Multiple Choice Questions Solutions To define, a quadratic equation …

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