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21 questions · page 2 of 2

SA-9709-P1-QD3-0135 marksL5 ExtensionCalculatorAlways positive
Find the set of values of kk for which kx2−4x+k>0kx^2-4x+k>0 for all real xx. Give your answer as k>ak>a.

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Salam Academy Original Practice · Proposed mark scheme