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Binomial Theorem
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
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 
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