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If there are four distinct real numbers satisfying thẻ equation `|x^2-4 x-7|=n`, then number of integers in the range of `n` is

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CENGAGE-FUNCTIONS-Question Bank
  1. If there are four distinct real numbers satisfying thẻ equation |x^2-4...

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  2. Let f: R rarr R be a polynomial function satisfying f(f(x) -2 y)=2 x-3...

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  4. A function f(x) is such that f(x)=0 has 8 distinct real roots and f(4+...

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  5. The number of integral values of x satisfying the equation sgn([15/(1+...

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  7. Let g:[-2,2] rarr R, where g(x)=x^(2015)+sgn(x)+[(x^2+1)/p] be an odd ...

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  8. If f(x)=|x+2|+|2 x-p|+|x-2| attains its minimum value in the interval ...

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  9. Let the function f: R rarr R be defined as f(x)=min .(x+2,4-2 x, 1+4 x...

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  10. Let f: R rarr R be defined as f(x)=2 x^3+7 x-5 and g(x)=f^-1(x). If g^...

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  11. If f(x)= 3 sqrt((9)/(log2 (3-2x) - 1) then the value of ' a ' which sa...

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  12. Consider the function f(x)=sqrt(2-x)+sqrt(1+x). If d denotes the numb...

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  13. If f(x, y)=(max (x, y))^(min (x, y)) and g(x, y)=max (x, y) -min (x, y...

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  14. The number of solution of the equation e^(2 x) + e^x+e^-(2 x)+ e^(-x...

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  15. Suppose f(x)=a x+ba n dg(x)=b x+a ,w h e r eaa n db are positive integ...

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  16. Let f:R->R be a continuous function such that|f(x)-f(y)|>=|x-y| for a...

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  17. Let the equation (a-1) x^2=x(2 b+3) be satisfied by three distinct val...

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  18. f(x) = (2x^(2) + 3)/(5), for oo lt x le 1 = 6 -5x, for 1 lt x lt 3 ...

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  19. Let f(x)=x/(1-x) and ' a ' be a real number. If x0=a, x1=f(x0) , x2=f(...

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  20. If the largest positive value of the function defined as f(x)=sqrt(8 x...

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