SOLUTION: Seperate 30 into parts so that the sum of their squares is a minimum
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Question 893165: Seperate 30 into parts so that the sum of their squares is a minimum
Answer by josgarithmetic(39617) (Show Source): You can put this solution on YOUR website!
and interest in the expression .
.
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The sum of squares expression is
-------This does have a minimum.
The roots are -15 and 30.
The minimum value of will occur in the exact middle of these roots.
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, for x.
The minimum value for the sum of those squares will be for and .
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