In an experiment, a solution of hydrochloric acid is to be kept between30° and 35° Celsius. What is the range of temperature in degree Fahrenheit if conversion formula is given by              C = 5/9(F – 32), where C and F represent temperature indegree Celsius and degree Fahrenheit, respectively.

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Equations and Inequations

Equations and inequalities describe the relationship between two mathematical expressions.

Linear Functions

A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.