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Show that x=-(bc)/(ad) is a solution of ...

Show that `x=-(bc)/(ad)` is a solution of the quadratic equation `ad^(2)((ax)/(b)+(2c)/(d))x+bc^(2)=0`

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RS AGGARWAL-QUADRATIC EQUATIONS -Exercise 4A
  1. Which of the following are the roots of 3x^(2)+2x-1=0? (i) -1" ...

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  2. (i) Find the value of k for which x=1 is a root of the equation x^(2)+...

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  3. Show that x=-(bc)/(ad) is a solution of the quadratic equation ad^(2)(...

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  4. Solve each of the following quadratic equations: (2x-3)(3x+1)=0

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  5. Solve each of the following quadratic equations: 4x^(2)+5x=0

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  6. Solve each of the following quadratic equations: 3x^(2)-243=0

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  7. Solve each of the following quadratic equations: 2x^(2)+x-6=0

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  8. Solve each of the following quadratic equations: x^(2)+6x+5=0

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  9. Solve each of the following quadratic equations: 9x^(2)-3x-2=0

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  10. Solve each of the following quadratic equations: x^(2)+12x+35=0

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  11. Solve each of the following quadratic equations: x^(2)=18x-77

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  12. Solve each of the following quadratic equations: 6x^(2)+11x+3=0

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  13. Solve each of the following quadratic equations: 6x^(2)+x-12=0

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  14. Solve each of the following quadratic equations: 3x^(2)-2x-1=0

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  15. Solve each of the following quadratic equations: 4x^(2)-9x=100

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  16. Solve each of the following quadratic equations: 15x^(2)-28=x

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  17. Solve each of the following quadratic equations: 4-11x=3x^(2)

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  18. Solve each of the following equatins : 48x^(2)-13x-1=0

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  19. Solve the following quadratic equations by factorization method. x^2+2...

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  20. Solve : sqrt(3)x^(2)+10x-8sqrt(3)=0.

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