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When Celsius Equals Fahrenheit

ACTMAT-V4ETYE

The formula used to convert a temperature from degrees Fahrenheit ( F ) to degrees Celsius ( C ) is:

$$ C=\frac { 5 }{ 9 } (F-32) $$

For which of the following Celsius temperatures is the Celsius and Fahrenheit temperatures the same?

A

$57.6°$

B

$212°$

C

$-98.6°$

D

$-40°$

E

$-25.6°$