heading practice

Normal text

sub heading

another big heading

This part of the document is plain markdown with italics and bold. Use all the same coding skills you have learnt until video 5.

print("hello world!")
## [1] "hello world!"

Notice the double output!

Now we are doing maths

This is \(4x^3\) inline maths

This is \[20x\] a standalone equation

\(4x x 3\)