当-3<x<5时,化简√x²+6x+9 +√x²-10x+25=?

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当-3<x<5时,化简√x²+6x+9 +√x²-10x+25=?
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当-3<x<5时,化简√x²+6x+9 +√x²-10x+25=?
当-3<x<5时,化简√x²+6x+9 +√x²-10x+25=?

当-3<x<5时,化简√x²+6x+9 +√x²-10x+25=?
即x+3>0
x-5

当-3<x<5时,
√x²+6x+9 +√x²-10x+25
=√(x+3)²+√(x-5)²
=│x+3│+│x-5│
=x+3+5-x
=8