Answer each question yes or no. (a) must two quantities have the same dimensions if you are adding them? yes no (b) must two quantities have the same dimensions if you are multiplying them? yes no (c) must two quantities have the same dimensions if you are subtracting them? yes no (d) must two quantities have the same dimensions if you are dividing them? yes no (e) must two quantities have the same dimensions if you are equating them? yes no