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Gresty Academy Paper 2 · Q11

Paper 2Algebra

Given that α\alpha and β\beta are roots of

4x2+7x−3=04x^2+7x-3=0

then 2α−1\dfrac2{\alpha-1} and 2β−1\dfrac2{\beta-1} are roots of

A4x2+15x+8=04x^2+15x+8=0
B4x2−15x+8=04x^2-15x+8=0
C4x2+15x−8=04x^2+15x-8=0
D4x2−15x−8=04x^2-15x-8=0

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