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If the range of function f(x) = (x + 1)...

If the range of function ` f(x) = (x + 1)/(k+x^(2))` contains the interval
[-0,1] , then values of k can be equal to
a. 0
b. 0.5
c. 1.25
d. 1.5

Text Solution

Verified by Experts

The correct Answer is:
`a in (-1,5/3)`
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ARIHANT MATHS-FUNCTIONS-Exercise (Questions Asked In Previous 13 Years Exam)
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  17. Let E={1,2,3,4} and F={1,2}dot If N is the number of onto functions fr...

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  18. Suppose f(x)=(x+1)^(2) " for " x ge -1. If g(x) is the function whos...

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  19. If F :[1,oo)->[2,oo) is given by f(x)=x+1/x ,t h e n \ f^(-1)(x) equal...

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  20. Let f(x)=(1+b^2)x^2+2b x+1 and let m(b) the minimum value of f(x)dot A...

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