What is the extent of /\ (t/a) trianngular function?

Question

Should the pulse ectend from -a to a or -a/2 to a/2. thanks.

Answer 1

A is the amplitude in this case so it would flux between -a/2 to +a/2 as an absolute value other wise the function would be 2 times what it is for it to be -a and +a

And as you will note, none of your choices involve zero "0" and a