Cylinder equation

[markraz]

Hi I have this equation of a cylinder


and I want to expand it, is this how you do it?


thanks in advance

 

[Harry_the_cat]

What you've given is not an equation. There is no equal sign.

 

[markraz]

What you've given is not an equation. There is no equal sign.

ok yeah, other than that is what I am doing correct? Also if I solve this "thingy" won't it be an equation?? because it will ultimately be equivalent to the answer? Thanks for your help

 

[firemath]

You can't solve something if it doesn't have an equals sign.

 

[markraz]

You can't solve something if it doesn't have an equals sign.

thanks appreciate the feedback