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July 31, 2015

Homework Help: Math (Calculus)

Posted by Alexis on Wednesday, November 20, 2013 at 2:30am.

Tower 1 is 60 ft high and tower 2 is 20 ft high. The towers are 140 ft apart. A guy wire is to run from point A to the top of each tower. [See a picture of this situation on page 274 of the textbook.]
How many feet from tower 1 should point A be so that the total length of guy wire is minimal? Do not include units in your answer.
Distance from tower 1 to point A is???

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