how to step by step show on a display

i frist use this program, have a few questions.

how to run a step by step show on a display?

if i enter the function example

(-2)^2 * (2/4) = ... step - by - step show on a display?

how to run step - by - step?

Answer 1

[Stalin Samuel]

• step 1 :R1 =(2/4)
• step 2 :R2 =2*R1
• step 3 :R3 =(-2)^R2

[LEE J.H.JOSHEP]

Oh thank you but i this input the code my program is show a error

error is mean "Error using ==> ss.ss at 104 Invalid syntax for the "ss" command. Type "help ss" for more information." text

how to fix this?

is later but, happy new year day. thank u very much.

[Stalin Samuel]

are u using any line like ss.ss if not needed delete that line