OpenStax Intermediate Algebra · 4.5절 · 5번우리말 번역첨가행렬에 다음 연산을 차례대로 하세요. ⓐ 1행과 3행을 서로 바꾸세요. ⓑ 3행에 3을 곱하세요. ⓒ 3행에 2를 곱하여 2행에 더하세요. [5−2−24−1−4−230∣−24−1][\begin{array}{ccccccccc}5 & & & -2 & & & -2 & & \\ 4 & & & -1 & & & -4 & & \\ -2 & & & 3 & & & 0 & & \end{array}|\begin{array}{ccc} & & -2 \\ & & 4 \\ & & -1\end{array}][54−2−2−13−2−40∣−24−1] 영어 원문 보기Perform the indicated operations sequentially on the augmented matrix: ⓐ Interchange rows 1 and 3. ⓑ Multiply row 3 by 3. ⓒ Multiply row 3 by 2 and add to row 2. [5−2−24−1−4−230∣−24−1][\begin{array}{ccccccccc}5 & & & -2 & & & -2 & & \\ 4 & & & -1 & & & -4 & & \\ -2 & & & 3 & & & 0 & & \end{array}|\begin{array}{ccc} & & -2 \\ & & 4 \\ & & -1\end{array}][54−2−2−13−2−40∣−24−1] 풀이 공책 펴기한 줄씩 식 확인정답·풀이 보기ⓐ [−230−14−1−445−2−2−2]\left[\begin{array}{cccccccccc}-2 & & & 3 & & & 0 & & & -1 \\ 4 & & & -1 & & & -4 & & & 4 \\ 5 & & & -2 & & & -2 & & & -2\end{array}\right]−2453−1−20−4−2−14−2 ⓑ [−23004−1−4415−6−6−6]\left[\begin{array}{cccccccccc}-2 & & & 3 & & & 0 & & & 0 \\ 4 & & & -1 & & & -4 & & & 4 \\ 15 & & & -6 & & & -6 & & & -6\end{array}\right]−24153−1−60−4−604−6 ⓒ [−230−134−13−16−815−6−6−6]\left[\begin{array}{ccccccccccccc}-2 & & & 3 & & & 0 & & & -1 & & & \\ 34 & & & -13 & & & -16 & & & -8 \\ 15 & & & -6 & & & -6 & & & -6 & & & \end{array}\right]−234153−13−60−16−6−1−8−6 원본 교재 풀이(영어)ⓐ [−230−14−1−445−2−2−2]\left[\begin{array}{cccccccccc}-2 & & & 3 & & & 0 & & & -1 \\ 4 & & & -1 & & & -4 & & & 4 \\ 5 & & & -2 & & & -2 & & & -2\end{array}\right]−2453−1−20−4−2−14−2 ⓑ [−23004−1−4415−6−6−6]\left[\begin{array}{cccccccccc}-2 & & & 3 & & & 0 & & & 0 \\ 4 & & & -1 & & & -4 & & & 4 \\ 15 & & & -6 & & & -6 & & & -6\end{array}\right]−24153−1−60−4−604−6 ⓒ [−230−134−13−16−815−6−6−6]\left[\begin{array}{ccccccccccccc}-2 & & & 3 & & & 0 & & & -1 & & & \\ 34 & & & -13 & & & -16 & & & -8 \\ 15 & & & -6 & & & -6 & & & -6 & & & \end{array}\right]−234153−13−60−16−6−1−8−6 한 번 더 — 비슷한 문제OpenStax Intermediate Algebra · 4.5절 · 4번우리말 번역다음 첨가행렬에 대응하는 연립방정식을 쓰세요: [111423−1811−13].\left[\begin{array}{cccccccccc}1 & & & 1 & & & 1 & & & 4 \\ 2 & & & 3 & & & -1 & & & 8 \\ 1 & & & 1 & & & -1 & & & 3\end{array}\right].1211311−1−1483. 풀이 공책 펴기한 줄씩 식 확인다 풀었으면 정답 확인{ x+y+z=42x+3y−z=8x+y−z=3\left\{\begin{array}{l}\,\,x+y+z=4 \\ 2x+3y-z=8 \\ \quad x+y-z=3\end{array}\right.⎩⎨⎧x+y+z=42x+3y−z=8x+y−z=3 이 문제로 이어서 풀기 # 행렬의 연산계산자동 분류