Asked by abe
A kitchen table has length that is two feet less than twice its width. If a table cloth with an area less that 26 square feet covers the table top, what is the length of the table?
Answers
Answered by
Lane
l=2w-2
A=lw=(2w-2)(w)=2w^2-2w<26
2w^2-2w<26
2w^2-2w-26<0
-3.14005<w<4.14005, substitute in the first equation to find the value of l
-8.2801<l<6.2801
A=lw=(2w-2)(w)=2w^2-2w<26
2w^2-2w<26
2w^2-2w-26<0
-3.14005<w<4.14005, substitute in the first equation to find the value of l
-8.2801<l<6.2801
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