Examples

The solutions are given in each case, so you can try them quickly. Solutions can be copied with copy and paste.

Algebra

Let s be positive.

Solution:

2hr

Integral calculus

Solution:

2

Trigonometry

Solution:

\cos \left(x\right)\times \sin \left(y\right)

or

\cos x\times \sin y

Solution:

\cos \alpha

or

\cos \left(\alpha\right)

3rd example in preparation.

Physics

What is the kinetic energy Ekin of a body of mass

m=60\unit{kg}

and speed

v = 72\unit{\frac{km}{h}}

?
Solution:

12\unit{kJ} = 12\unit{kNm} = 12000\unit{J} = 12000\unit{\frac{kg\times m^2}{s^2}}=0.012\unit{MJ}