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The perfect square form of the quadratic...

The perfect square form of the quadratic equation `lx^(2)+mx+n=0(l""ne0)` is `(x+(m)/(2l))^(2)=(m^(2)+4lm)/(4l^(2))`

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CALCUTTA BOOK HOUSE-QUADRATIC EQUATION IN ONE VARIABLE-EXERCISE-1.4
  1. If the equation (4p+2)^(2)-p(p-1)=0 is expressed in the form ap^(2)+bp...

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  2. If the equation (2p-1)^(2)-p(p+1)=0 is expressed in the form ap^(2)+bp...

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  3. The perfect square form of the quadratic equation lx^(2)+mx+n=0(l""ne0...

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  4. The perfect square form of the quadratic equation x^(2)+x+1=0 is .

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  5. If the equation (x+p)(x-q)-r=0 is expressed in the form ax^(2)+bx+c=0(...

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  6. Express the equation px^(2)+r=0 in the standard quadratic equation fo...

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  7. Express the equation lx^(2)+mx+n=0 in a perfect square form.

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  8. Solve the equation 2x^(2)+x-10=0 by perfect square method.

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  9. What is the value of k if in the solution of the equation 7x^(2)+x-1=0...

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  10. Solve the quadratic equation alphax^(2)+betax+gamma=0 by perfect squar...

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  11. Solve by applying Sreedhar Acharya's formula - (b-1)x^(2)+cx+d=0

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  12. Determine a natural number which is less by 12 than its square.

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  13. Somen has drawn a right-angled triangle, the hypotenuse of which is 3 ...

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  14. The speed of Laxmi is 1m /sec more than that of Salma. To travel a dis...

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  15. In our village, Sankarbabu bought 350 chilli plants for planting in hi...

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  16. Durgadebi went to the market and saw that the price of dal of 1 kg is ...

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  17. Divide 50 into two parts such that the sum of their reciprocals may be...

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  18. If the price of pins decreases 2 paise per dozen, then the buyer will ...

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  19. A boatman can row 7 km down a river and back in 4(2)/(3) hours. If the...

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  20. The sum of the squares of two consecutive numbers is 145. Find them.

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