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^€Qfrfove Rcoprocgl-Ong siopc t» posrto
łWjtliiR frpltu oC tf. Ex. *n**s,^( m*3 ■
4tv« «I\<{ +te<r
*
l\n«s:(-J-) Unes h?vc negHivr reaprocfiJ
XI
= mv+b Use vihen yoo hz\* słopf(««)indy-i'nkf«pffbj
P/S^PK^* ~ x •) V,hen ^venłvwPoi^««< gripf,
$ M &( *■ By«C - A,B* end C en* #ś,ose. wVxn yot ne<d -b -And
fmes! Hevc 4łvt s?n\e ■slap e (w) Cx '.y*5x» Q4y*5x+ 4
H is łKe symbol ft>c p?re„e,