If 2 lies between the roots of the equation , ( ) then the value of is : (where…

MATHEMATICS · Single correct · CBSE · Mathematics · Quadratic Equations · Quadratic Equations

Problem

If 2 lies between the roots of the equation t2−mt+2=0t^2 - mt + 2 = 0 , ( m∈Rm \in R ) then the value of [(3∣x∣9+x2)m]\left[ \left( \frac{3|x|}{9+x^2} \right)^m \right] is : (where [.][.] denotes greatest integer function) (a) 0 (b) 1 (c) 8 (d) 27

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