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JEE Advanced 2020 Concept Recapitulation Test 3 Paper 2

Paragraph for Question Nos. 53 and 54
Let t be a real number satisfying 2t3−9t2+30−a=0‌‌...(1)
And x+‌

=t‌‌...(2)

Question : 53 of 54

Marks: +1, -0

If equation (1) has three real and distinct roots then

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