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solve for u, where u is a real number. square root of u+7=9 if there is more than one solu...
Mathematics, 29.09.2019 03:00 freebyyy7032
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solve for u, where u is a real number. square root of u+7=9 if there is more than one solution, separate them with commas.
if there is no solution, click on "no solution".
i just need to know if i am right. i got u= square root of 2 and it could be both + or -
Answers: 1
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