Question

Where should the point P be chosen on line segment AB so as to maximize the angle θ? (Assume a = 2 units, b = 3 units, and c = 5 units. Round your answer to two decimal places.)
http://www.webassign.net/scalcet7/4-7-073-alt.gif

Answer 1

1.10 I actually used spreedsheet software to go through all values x=0 to x=4, to get x=1.10 yeilds theta=1.46 rads

Answer 2

Thank you!