()()

わりだす
verb (godan, transitive)
to calculate, to figure out, to deduce
1. to calculate, to figure out, to deduce
To arrive at a result through calculation, reasoning, or analysis. Often used when determining a number, identity, cause, or answer from available data.
犯人(はんにん)居場所(いばしょ)()()した。
They figured out the culprit's whereabouts.
データから原因(げんいん)()()すのに時間(じかん)がかかった。
It took time to deduce the cause from the data.
警察(けいさつ)防犯(ぼうはん)カメラの映像(えいぞう)から容疑者(ようぎしゃ)身元(みもと)()()した。
The police identified the suspect from the security camera footage.

Frequently used in investigative and analytical contexts — police work, research, data analysis. Implies arriving at a conclusion through systematic effort rather than guessing.

COMMON PATTERNS:

  • 犯人(はんにん)()()す (to identify the culprit)
  • 原因(げんいん)()()す (to figure out the cause)
  • 身元(みもと)()()す (to determine someone's identity)
  • 〜から()()す (to deduce from ~)