SOLUTION: simplify assume that the expression under the radical represents a nonnegative real number 2)square root z to the second power plus 6z plus 9
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Question 194229: simplify assume that the expression under the radical represents a nonnegative real number 2)square root z to the second power plus 6z plus 9
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
square root z to the second power plus 6z plus 9
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sqrt(z^2 + 6z + 9)
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= sqrt[(z+3)^2]
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= z+3
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Cheers,
Stan H.
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