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10th-13th gradeOther

Question contentCan you solve this? What's the concept that I should know?

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answer user profile imageQanda teacher - lightLZTLF
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Similar problem
search-thumbnail-$x<-4$ 
++ 
$-14-13-12-11-10-9$ $-8$ $-7-6-5$ $5$ $-4$ $-3$ $-2$ $-1$ 0 1 2 3 4 6 $7$ 8 9 10 11 12 13 14 
$\bar{+} $ 
$-14-13-12-11-10-9-8-7-6-5-4-3-2-1$ $0$ 1 2 3 4. 6. 9 10 11 $12$ 13 14 
$14-13-12-11-10-9-3-7-6-5$ $\bar{-3-2-1012} $ 3 $45$ 6. 7 9 10 11 $12$ 13 14 
O $-14-13-12-11-10-9-8-7-6-5$ $++$ 
$-4$ $-3-2-1$ $0$ $1$ $2$ 3 4 5 6. 7 $89$ 9 10 11 12 13 14
7th-9th gradeAlgebra
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search-thumbnail-Find the location of $K_{r}$ the midpoint of $\bar{JL} $ 
$J$ $I$ 
$-12-11-10$ $-9$ $-8$ $-7$ $-6$ $-5$ $-4$ + $-3$ $2$ $C$ $-1$ $-$ 0 1 2 $3$
10th-13th gradeOther
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