SOLUTION: solve: Sq. root of 64 + sq. root of 16=

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Question 312779: solve: Sq. root of 64 + sq. root of 16=
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
The square root can take on a positive or negative value,
sqrt%2864%29=0+%2B-+8
sqrt%2816%29=0+%2B-+4
So the sum can also have multiple values.
sqrt%2864%29%2Bsqrt%2816%29=8%2B4=12
sqrt%2864%29%2Bsqrt%2816%29=8-4=4
sqrt%2864%29%2Bsqrt%2816%29=-8%2B4=-4
sqrt%2864%29%2Bsqrt%2816%29=-8-4=-12