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In Matematika / Sekolah Menengah Pertama | 2025-07-10

Didi berjalan jarak 20km dalam 30 menit berapa kecepatan rata rata perjalan didi

Asked by NandaAdella2581

Answer (4)

x 2 − 6 x − 13 = 0 u se : ( a − b ) 2 = a 2 − 2 ab + b 2 x 2 − 2 x ⋅ 3 + 3 2 ​ ​ − 3 2 − 13 = 0 ( x − 3 ) 2 − 9 − 13 = 0 ( x − 3 ) 2 − 22 = 0 ( x − 3 ) 2 = 22 ​

Answered by Anonymous | 2024-06-10

By completing the square for the equation x 2 − 6 x − 13 = 0 , we find that it can be rewritten as ( x − 3 ) 2 = 22 . Among the choices, none match this result exactly. Therefore, the solution does not match any of the provided options accurately.
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Answered by Anonymous | 2025-05-22

Jawaban: 40 Km/JamPenjelasan dengan langkah-langkah:Dik :J : 20KMW : 30 MENIT / 0,5 JAMDit : K?Jawab :K : J / WK : 20 / 0,5K : 40 KM/JAMJadi, Kecepatan Rata-Rata Perjalanan Didi adalah 40 Km/Jam.Maaf Kalau salahJadikan Jawaban Terbaik Yaa

Answered by zakymuhammad277 | 2025-07-10

DiketahuiJarak 20kmWaktu 30 MenitDitanyaKecepatanDijawab30 menit : 0,5 Jam= 20/0,5 km/jam= 40 Km/jam.KesimpulanJadi jawabannya 40 km/jam

Answered by aquila0152 | 2025-07-11