Revision Note - Math
Trigonometric Identities
- $\sin^2\theta+\cos^2\theta =1$
- $\tan\theta=\dfrac{\s
Trigonometric Ratios of Special Angles
$$\begin{array}{c|c|c|c|c|c}
& 0^\circ & 30^… Read
Vertex Form of Quadratic Function
For quadratic function $y=ax^2+bx+c$, where $a$, $b$ and $… Read