SOLUTION: how to solve problem 23 in the page 223 from the below link.
http://morganmathematics.weebly.com/uploads/9/1/4/7/9147609/chapter_5.pdf
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Question 1071435: how to solve problem 23 in the page 223 from the below link.
http://morganmathematics.weebly.com/uploads/9/1/4/7/9147609/chapter_5.pdf Answer by ikleyn(52814) (Show Source):