A bestselling introductory course that covers all areas of trigonometry, including: the theory and equations of tangent, sine and cosine, dimensions and angles, radians, ratios, compound angles and circles related to triangles.
This bestelling introductory course covers all the key areas of algebra including elementary operations, linear equations, formulae, simultaneous equations, quadratic equations, logarithms, variation, laws and sequences.
A bestselling introductory course, this book covers all areas of calculus, including functions, gradients, rates of change, differentiation, exponential and logarithmic functions and intgration.