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Find the intervals in which f(x)=2x^3-9x...

Find the intervals in which `f(x)=2x^3-9x^2+12 x-5` is increasing or decreasing.

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We have, `f(x)=2x ^3 −9x ^2 +12x−5 `
`f ...
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RD SHARMA-INCREASING AND DECREASING FUNCTION -Solved Examples And Exercises
  1. Find the intervals in which f(x)=2x^3-15 x^2+36 x+1 is increasing or d...

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  2. Find the intervals in which f(x)=2x^3+9x^2+12 x+20 is increasing or de...

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  3. Find the intervals in which f(x)=2x^3-9x^2+12 x-5 is increasing or dec...

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  4. Find the intervals in which f(x)=6+12 x+3x^2-2x^3 is increasing or dec...

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  5. Find the intervals in which f(x)=2x^3-24 x+107 is increasing or decrea...

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  6. Find the intervals in which f(x)=-2x^3-9x^2-12 x+1 is increasing or de...

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  7. Find the intervals in which f(x)=(x-1)(x-2)^2 is increasing or decreas...

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  8. Find the intervals in which f(x)=x^3-12 x^2+36 x+17 is increasing or d...

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  9. Find the intervals in which f(x)=2x^3-24 x+7 is increasing or decreasi...

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  10. Find the intervals in which f(x)=3/(10)x^4-4/5x^3-3x^2+(36)/5x+11 is i...

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  11. Find the intervals in which f(x)=x^4-4x is increasing or decreasing.

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  12. Find the intervals in which f(x)=(x^4)/4+2/3x^3-5/2x^2-6x+7 is increas...

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  13. Find the intervals in which f(x)=x^4-4x^3+4x^2+15 is increasing or dec...

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  14. Find the intervals in which f(x)=5x^(3//2)-3x^(5//2),\ \ x >0 is incre...

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  15. Find the intervals in which f(x)=x^8+6x^2 is increasing or decreasing.

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  16. Find the intervals in which f(x)=x^3-6x^2+9x+15 is increasing or decre...

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  17. Find the intervals in which f(x)={x(x-2)}^2 is increasing or decreasin...

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  18. Find the intervals in which f(x)=3x^4-4x^3-12 x^2+5 is increasing or d...

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  19. Find the intervals in which f(x)=3/2x^4-4x^3-45 x^2+51

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  20. Find the intervals in which f(x)=log(2+x)-(2x)/(2+x),\ \ x in R

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