Two students are using the distance formula to determine the distance between (9, 4) and (–3, 8) on a coordinate grid. their work is shown below. the differences are each squared. the differences are added together. the square root of the differences is taken. the differences are the same regardless of order.

What do isotopes of uranium have the same number of? what do they have a different number of? a) same number of protons; different number of electrons b) same number of protons; different number of neutrons c) same number of electrons; different number of protons d) same number of neutrons; different number of protons