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"url": "https://numbas.mathcentre.ac.uk/api/questions/15/?format=api",
"name": "Combining algebraic fractions 5.1",
"published": true,
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"author": {
"url": "https://numbas.mathcentre.ac.uk/api/users/6/?format=api",
"profile": "https://numbas.mathcentre.ac.uk/accounts/profile/6/?format=api",
"full_name": "Bill Foster",
"pk": 6,
"avatar": null
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"edit": "https://numbas.mathcentre.ac.uk/question/15/combining-algebraic-fractions-5-1/?format=api",
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"source": "https://numbas.mathcentre.ac.uk/question/15/combining-algebraic-fractions-5-1.exam?format=api",
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"notes": "<p><strong>19/08/2012:</strong></p>\n <p>Added tags.</p>\n <p>Added description.</p>\n <p>Coefficients of $x$ in all three denominators is $1$.</p>\n <p>Note that $a=-c$ so that the numerator of the fraction in the first part is an integer.</p>\n <p>Checked calculations.OK.</p>\n <p><strong>02/02/2013:</strong></p>\n <p>Made sure that the numerator of the first part answer is non-zero by changing variable b.</p>\n <p>Also that the numerator in the second part is non-zero by redefining c1 so that the constant term is non-zero.</p>",
"description": "\n \t\t<p>First part: Express $\\displaystyle \\frac{a}{px + b} +\\frac{c}{qx + d},\\;a=-c$. Numerator is an integer.</p>\n \t\t <p>Second part: $\\displaystyle \\frac{a}{px + b} +\\frac{c}{qx + d}+ \\frac{r}{sx+t}$ as single fraction </p>\n \t\t",
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