Question 298288: The polynomial 0.041h-0.018a-2.69 can be used to estimate the lung capacity, in liters, of a female with height h, in centimeters, and age a, in years. Find the lung capacity of a 50 year old women who is 170 centimeters tall.
Her lung capacity is_ liters?
I am not sure how to solve this polynomial.
Found 2 solutions by stanbon, richwmiller:
Answer by stanbon(75887)   (Show Source):
You can put this solution on YOUR website! The polynomial 0.041h-0.018a-2.69 can be used to estimate the lung capacity, in liters, of a female with height h, in centimeters, and age a, in years.
Find the lung capacity of a 50 year old women who is 170 centimeters tall.
Her lung capacity is_ liters?
I am not sure how to solve this polynomial.
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Substitute and solve:
lung cap = 0.041h-0.018a-2.69
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lungcap = 0.041*170 - 0.018*50 - 2.69
Use your caluculato to get:
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lungcap = -1.193
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That answer does not make much sense.
Please check you post for accuracy.
Cheers,
Stan H.
Answer by richwmiller(17219)  (Show Source):
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