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La funksjon $f:X\\subset\\mathbb{R}^3\\rightarrow \\mathbb{R}^2$ slik at $f(x,y,z)=(x^{\\var{a}}+y^{\\var{b}}z^{\\var{c}}, \\var{d}\\sin x+ y+z)$
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", "correctAnswer": "matrix([[0,{b*(f^(b-1))*g^c},{c*(g^(c-1))*f^b}],[{d},1,1]])", "correctAnswerFractions": false, "numRows": "2", "numColumns": "2", "allowResize": true, "tolerance": 0, "markPerCell": false, "allowFractions": false, "minColumns": 1, "maxColumns": 0, "minRows": 1, "maxRows": 0}], "partsMode": "all", "maxMarks": 0, "objectives": [], "penalties": [], "objectiveVisibility": "always", "penaltyVisibility": "always", "type": "question", "contributors": [{"name": "Elena Malyutina", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/7213/"}]}]}], "contributors": [{"name": "Elena Malyutina", "profile_url": "https://numbas.mathcentre.ac.uk/accounts/profile/7213/"}]}