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Show that the function f(x)=2x+3 is stri...

Show that the function `f(x)=2x+3` is strictly increasing function on `Rdot`

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RD SHARMA ENGLISH-INCREASING AND DECREASING FUNCTION -All Questions
  1. Solve: (x^2-2x+24)/(x^2-3x+4)lt=4 .

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  2. Solve: (x^2-4x+7)/(x^2-7x+12)lt=2/3 .

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  3. Show that the function f(x)=2x+3 is strictly increasing function on...

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  4. Show that the function f(x)=x^2 is strictly increasing function on (...

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  5. Show that the function f(x)=a^x ,\ a >1 is strictly increasing on Rdot

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  6. Show that the function f(x)=-3x+12 is strictly decreasing function ...

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  7. Find the derivative of the function f(x)=a^x with respect to x .

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  8. Show that the function f(x)=x^2 is a strictly decreasing function on...

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  9. Show that the function f(x)=x^2 is neither strictly increasing nor ...

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  10. Prove that the function f(x)=(log)e x is increasing on (0,\ oo) .

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  11. Find the second order derivative of the function f(x)=logx with respec...

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  12. Prove that f(x)=a x+b , where a ,\ b are constants and a >0 is an incr...

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  13. Prove that f(x)=a x+b , where a ,\ b are constants and a<0 is a decrea...

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  14. Show that f(x)=1/x is a decreasing function on (0,\ oo) .

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  15. Show that f(x)=1/(1+x^2) decreases in the interval [0,\ oo) and increa...

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  16. Show that f(x)=1/(1+x^2) is neither increasing nor decreasing on R ...

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  17. Without using the derivative, show that the function f(x)=|x| is (a) s...

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  18. Without using the derivative show that the function f(x)=7x-3 is stric...

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  19. Find the intervals in which f(x)=-x^2-2x+15 is increasing or decreasin...

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  20. Find the intervals in which the function f(x)=2x^3-9x^2+12 x+15 is inc...

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