Reflections of $y=f(x)$
- For the function $y=f(-x)$, the graph of $y=f(x)$ reflects
Revision Note - Math
Remainder Theorem
- If $f(x)$ is divided by $(x-a)$, where $a$ is a real number, t
Section Formula
For two points $A(x_1,y_1)$ and $B(x_2,y_2)$, and $P$ is a p… Read
Similar Solids
Let $\ell_1$ and $\ell_2$ be two corresponding sides of the … Read
Square Numbers
The sequence of numbers $1$, $4$, $9$, $16$, $25$, $36$, $49… Read
Tangents to a Circle
- If $PQ$ is a tangent to the circle at $T$, then $OT$ is perpend
The Sum and the Product of the Roots
For quadratic equation $ax^2+bx+c=0$, where $a$, $b$ and $… Read
Theoretical Probability
Let $E$ be an event.
\begin{equation*}
P(E)=\frac{\mbox{… Read
Transformations of Data
Let $\{x_1,~x_2,~\ldots,~x_n\}$ be a set of data. Let $\ov… Read
Triangle Numbers
The sequence of numbers $1$, $3$, $6$, $10$, $15$, $21$, $28… Read