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Find the least value of x in order that....

Find the least value of x in order that.
`3x^3+7xge8x^2+2`.

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KALYANI PUBLICATION-INEQUALITIES AND INEQUATIONS-EXERCISE
  1. Find the value of x for which the following expression...

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  2. Find the greatest value of x in order that. 7x^2+11gex^3+17x.

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  3. Find the least value of x in order that. 3x^3+7xge8x^2+2.

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  4. (b^3+c^3)/(b+c)+(c^3+a^3)/(c+a)+(a^3+b^3)/(a+b)gtab+bc+ca

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  5. If a,b,c are positive unequal real numbers then prove that 1/a+1/b+1...

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  6. If a,b,c are positive unequal real numbers then prove that (bc)/a+(c...

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  7. If a,b,c are positive unequal real numbers then prove that b^2c^2+c^...

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  8. If a,b,c are positive unequal real numbers then prove that (a+b+c)(1...

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  9. If a,b,c,e,f,g are positive unequal real numbers then prove that (a/...

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  10. If a,b,c are positive unequal real numbers then prove that a^2+b^2+c...

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  11. prove that sqrt7+sqrt12gtsqrt6+sqrt13.

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  12. If a,b,c are positive unequal real numbers then prove that sqrt14+sq...

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  13. Prove that in any triangle, the semi perimeter is greater than each of...

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  14. Prove that in any quadrilateral the sum of the diagonals is greater th...

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  15. If (a^2+b^2)(x^2+y^2)=(ax+by)^2 then prove that x/a=y/b.

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  16. If a,b,c are positive unequal real numbers then prove that a^2+b^2+c...

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  17. If a,b, c and x, y, z are all positive and unequal, then prove that, ...

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  18. If a,b, c and x, y, z are all positive and unequal, then prove that, ...

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  19. If x, y, z are all positive real numbers, then prove that, If x+y+z...

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  20. If a,b, c and x, y, z are all positive and unequal, then prove that, ...

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