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Find All Numbers for Which the Rational Expression Is Not $\frac { 5 y - 3 } { y ^ { 2 } - 49 }$

Question 157

Multiple Choice

Find all numbers for which the rational expression is not defined.
- $\frac { 5 y - 3 } { y ^ { 2 } - 49 }$

A) $y = 7$ and $y = - 7$
B) $y = \frac { 3 } { 5 }$
C) $y = 49$
D) $y = 7$

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