Question
In an experiment, a solution of a hydrochloric acid is to be kept between 30° and 35° Celsius. What is the range of the temperature in degree Fahrenheit, if conversion formula is given by
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where C and F represent temperature in degree Celsius and degree Fahrenheit, respectively.
Solution
It is given that
Putting we get
or
or
or 86 < F < 95
Thus, the required range of temperature is between