1. Determine which of the following are rational expressions.
a.
[tex]15 \\ \sqrt{x - 11} [/tex]
b.
[tex]5x {}^{4} - 6x {}^{7} - 7[/tex]
c.
[tex] \frac{5 - x {}^{3} }{x} [/tex]
a.
[tex]15 \\ \sqrt{x - 11} [/tex]
b.
[tex]5x {}^{4} - 6x {}^{7} - 7[/tex]
c.
[tex] \frac{5 - x {}^{3} }{x} [/tex]
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Answer:
I think it's C.
I hope this helps ❤️