Reproducing new plants by cells instead of seeds is known as

If $5 \cos x + 12 \cos y = 13$,then the maximum value of $5 \sin x + 12 \sin y$ is:

For the hyperbola $\frac{x^2}{\cos^2 \alpha} - \frac{y^2}{\sin^2 \alpha} = 1$,which of the following remains constant as $\alpha$ varies?

The dimensional formula of $\frac{1}{2} \mu_0 H^2$ (where $\mu_0 = \text{permeability of free space}$ and $H = \text{magnetic field intensity}$) is:

Match List-$I$ with List-$II$ and select the correct option.

List-$I$	List-$II$
$A$. Cardiac Arrest	$(i)$. Insufficient blood supply to the body
$B$. Heart Failure	$(ii)$. Heart muscle is suddenly damaged
$C$. Heart Attack	$(iii)$. Chest pain due to inadequate oxygen
$D$. Angina	$(iv)$. Heart stops beating

The value of $\int_0^1 {{{\tan }^{ - 1}}\left( {\frac{{2x - 1}}{{1 + x - {x^2}}}} \right)} \,dx$ is