Nyjahl8623 Nyjahl8623

01-10-2018
Mathematics

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What values are not in the domain of (-5+2x^2)/7-8x ?

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tramserran tramserran

01-10-2018

[tex]\frac{-5 + 2x^{2}}{7 - 8x}[/tex]

The denominator cannot equal zero.

7 - 8x ≠ 0

7 ≠ 8x

[tex]\frac{7}{8} \neq \frac{8x}{8}[/tex]

[tex]\frac{7}{8} \neq x[/tex]

Answer: [tex]\frac{7}{8}[/tex] is not in the domain

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