Practice problem
Remove the radical from the denominator by multiplying by the conjugate: 43+5\frac{4}{3+\sqrt{5}}3+54
12−458\frac{12-4\sqrt{5}}{8}812−45
12−4514\frac{12-4\sqrt{5}}{14}1412−45
12−4512-4\sqrt{5}12−45
3−53-\sqrt{5}3−5
Type a concept, like “slope” or “photosynthesis”.