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A student works out ad - bc for the table with first… | StemPy Lab

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A student works out ad - bc for the table with first row 8, 12 and second row 5, 7. What number results?

MathematicsMediumHigh School (11–12)Algebra › Matrices and Determinants A-Level AEEE (Amrita)AMUEEE AP EAPCET BCECE COMEDK UGET CUET UG GUJCET IB JCECE JKCET KCET KEAM KIITEE LPUNEST MET (Manipal)MHT-CET OJEE SRMJEEE TS EAPCET UPESEAT VITEEE

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A student works out $ad - bc$ for the table with first row $8, 12$ and second row $5, 7$ . What number results?

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← Which of these determinants is equal to 0?A field is shaped like the triangle with corners (1, 0), (5, 0) and (3, 6), with lengths in metres. What is its area, in square metres? →

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