Question 1)Give a short derivation of cos 60 degree. Solution)Let us consider a right- angled triangle with one angle as 60°. The other two angles of the triangle are 90°,30°. For a triangle with angles 60°,90°,30°the sides are always in the ratio 1: 2: \[\sqrt 3 \] (...
Cot \[\theta \] \[\infty \] \[\sqrt{3}\] 1 \[\frac{1}{\sqrt{3}}\] 0 \[\infty \] 0 \[\infty \] Solved Examples related to cos 360° 1. Determine the value of (cos2180°-sin2180°). Ans: Using cos 2a formula, \[(cos^{2}180^{\circ}-sin^{2}180^{\circ})=cos...
Taylor Series | Definition, Formula & Derivation from Chapter 8/ Lesson 10 48K Read the Taylor series definition and learn about a special case of the Taylor series known as the Maclaurin series. See Taylor series examples and learn ...
Taylor Series | Definition, Formula & Derivation from Chapter 8 / Lesson 10 46K Read the Taylor series definition and learn about a special case of the Taylor series known as the Maclaurin series. See Taylor series examples an...
+ a_3 x^3 + a_1 x Prove that a function of the following form is odd. Prove the following equation. Prove that the function is harmonic. Let a and b be real numbers f(x,y,z)=axy^2+bxz^2 -\frac{1}{3}(a+b)x^3.s...