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The cost, in millions, to remove x% of pollution in a pond is modeled by the equation: . What is the cost to remove 75% of the...Asked by becca
The cost, in millions, to remove x% of pollution in a pond is modeled by the equation: C=6350/(425-3x)
What is the cost to remove 75% of the pollution? Plug in and calculate, do not convert to a decimal.
What is the cost to remove 75% of the pollution? Plug in and calculate, do not convert to a decimal.
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Answered by
becca
, what value of x would make the equation undefined?
Hint: Think about what makes an equation undefined. Then calculate what value would make this equation undefined.
Any ideas????? help
Hint: Think about what makes an equation undefined. Then calculate what value would make this equation undefined.
Any ideas????? help
Answered by
Reiny
obviously the denominator cannot be zero.
That would happen when 425 - 3x= 0 or when x = .75
cost = 6350/(425 - 3(.25)) = 14.967
it would cost about 15 million
That would happen when 425 - 3x= 0 or when x = .75
cost = 6350/(425 - 3(.25)) = 14.967
it would cost about 15 million
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