A Level H2 Math, Binomial expansion, JC 1, JC 2, Login, Maclaurin and Power Series, Maclaurin’s series PJC/I/Q4: Small Angle Approximation Posted on 22nd September 201722nd September 2017 by TimGan In triangle PQR, angle radians and angle . Given that is sufficiently small for and above to be ignored, show that TimGan Binomial Expansion: Finding the general term of coefficients Further Coordinate Geometry: Problems involving Circles