Question

$64 \: sq.cm \: \: \: \\ class - 5 \\ perimeter \: and \: area \: \\ maths$
​

Answer 1

Answer:

Spacing in maths mode is useful in several situations, let's see an example:

Assume we have the next sets

\[

S = \{ z \in \mathbb{C}\, |\, |z| < 1 \} \quad \textrm{and} \quad S_2=\partial{S}

\]

SpacingMathEx1.png