Practice question · Estimate
A transformation matrix has . A region of area 8 goes in. Set the slider to the area that comes out.
Estimate on a scale from 0 to 50.
Hints
- The determinant is the universal area multiplier.
- .
Show the answer
24 (answers within ±1 count)
Why
Every region — squares, blobs, portfolios drawn in risk-return space — has its area multiplied by : output area 24. One number governs all shapes equally.
Practise Determinants
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