-100-99-98 -... - 2-1-0+1+2+...+48+49+50
Matematika
farisyaalawiyah27
Pertanyaan
-100-99-98 -... - 2-1-0+1+2+...+48+49+50
1 Jawaban
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1. Jawaban yenipl90
-(101×100)/2 + (51×50)/2
= -(101×50) + (51 ×25)
=-5050 + 1285
=-3775