City water, which is slightly chlorinated, is being used to flush a tank of heavily chlorinated water. The concentration C = C(t) of the chlorine in the tank t hours after flushing begins is given by the following formula. C 0.3 2.77e35 milligrams per gallon (a) What is the initial concentration of chlorine in the tank? mg/gal (b) Express the concentration of chlorine in the tank after 6 hours using functional notation. X C 6 Calculate the concentration of chlorine in the tank after 6 hours. (Round your answer to two decimal places.) X mg/gal Need Help? Talk to a Tutor Master It Read It
Percentage
A percentage is a number indicated as a fraction of 100. It is a dimensionless number often expressed using the symbol %.
Algebraic Expressions
In mathematics, an algebraic expression consists of constant(s), variable(s), and mathematical operators. It is made up of terms.
Numbers
Numbers are some measures used for counting. They can be compared one with another to know its position in the number line and determine which one is greater or lesser than the other.
Subtraction
Before we begin to understand the subtraction of algebraic expressions, we need to list out a few things that form the basis of algebra.
Addition
Before we begin to understand the addition of algebraic expressions, we need to list out a few things that form the basis of algebra.
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