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Q.

Let f(x)=x26x+5x25x+6

Match the expression/statements in Column I with expression/statements in Column II and indicate your answer by darkening the appropriate bubbles in the matrix.

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a

If then f(x) satisfies

,

If 1 < x < 2 then f(x) satisfies

,

If 3 < x < 5 then f(x) satisfies

,

If x > 5 then f(x) satisfies

b

0 < f(x) < 1

,

f(x) < 0

,

f(x) > 0

,

f(x) < 1

answer is A, , A.

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Detailed Solution

F(X)=x26x+5x21x+6=(x1)(25)(x2)(23)0<f(x)<1,xR

Question Image

kx<2,f(x)<0 3<x<5,f(x)<0, x>5,f(x)>0

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