Practice problem
Rationalize the following expression: 19x4\frac{19}{\sqrt[4]{x}}4x19
19x34x\frac{19\sqrt[4]{x^{3}}}{x}x194x3
19x4x\frac{19\sqrt[4]{x}}{x}x194x
19x419x^{4}19x4
19x\frac{19}{x}x19
Type a concept, like “slope” or “photosynthesis”.