SOLUTION: A rectangular sign must have an area of 23 square yards. its length must be 6 yards more than its width. find the dimensions of the sign?

Question 1009425: A rectangular sign must have an area of 23 square yards. its length must be 6 yards more than its width. find the dimensions of the sign?
Answer by ikleyn(52778) (Show Source): You can put this solution on YOUR website!
.

Solve this quadratic equation for the unknown value of the width w

w*(w+6) = 23,

which is the same as 

 = .

Use the quadratic formula. You will get

 =  =  =  = .

The negative root doesn't fit the condition.

Hence, w =  is the unique solution.

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