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Find the intervals where f(x) is negativ...

Find the intervals where f(x) is negative `((x-1)(x-2))/((2x-5)(x+4))`

A

`[-4,1] cup(2,5/2)`

B

`(-4,1) cup (2,5/2)`

C

`(-4,1] cup [2,5/2)`

D

None of these

Text Solution

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The correct Answer is:
B
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PATHFINDER-BASIC MATHEMATICS-QUESTION BANK
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  2. The polynomial P (x)= kx^3+3x^2-3 and Q(x)=2x^3-5x+k, when divided by ...

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  3. Find the intervals where f(x) is negative ((x-1)(x-2))/((2x-5)(x+4))

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  4. Solution set of ((x-2)^2(1-x)(x-3)^3(x-4)^2)/((x-1))le0 is

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  5. The interval in which (x^2-2x-3)/(x^2-2x) is negative,

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  6. Solution set of ((x-1)^(101)(x-2)^(102)(x-3)^(103))/((x-1)^(201)(x+2)^...

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  7. Solution set of (x^2-absx-12)/(x-3)ge2x is

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  8. Solve :abs((x^2-5x+4)/(x^2-4))le1

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  13. If log12 18=x, log24 4=y then the value of xy-(2x+5y)+4 is

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  14. The number of solution(s) of log4(x-1)=log2(x-3) is

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  15. If a^x=b, b^y=c,c^z=a then the value of xyz is

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  17. The value of x satisfying abs(x-1)^(log3 x^2-2logx 9)=(x-1)^7 is

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  18. The value of x satisfying log((2x+3)) (6x^2+23x+21)=4-log((3x+7)) (4...

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