đĩ Simple = One Variable, Multiple = More Than One Variables ā¸ā¸ā¸ā¸ā¸ąāšā¸āšā¸Ģā¸Ąā¸ˇā¸ā¸ā¸ā¸ąā¸ā¸Ģā¸Ąā¸āšā¸Ĩā¸ĸ