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Quadratic Part 15 (in hindi)
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Shubham Agrawal
IIT Roorkee Grad. IIM L |Dropout. SBI PO 2017 Topper and Dropout. Full Time Educator.

U
Unacademy user
perfectly explained, fantastic
  1. About Me Shubham Agrawal IIT Roorkee 2013 graduate IIM Dropout SBI PO under 100 ranker (dropout) Left job to pursue my passion- Education


  2. Concept Nature of Roots ax2 + bx + c = 0 Roots + Both-ve + Both +ve


  3. Properties of roots Sum of roots: Product of roots:


  4. Properties of roots If and are roots of an equation then equation can be written as: (x-a)(x- )-0 OR


  5. Question Q. If a, b are the two roots of a quadratic equation such that a t b- 24 and a b 8, then the quadratic equation having a and b as its roots is:


  6. Question Q. If a, b are the two roots of a quadratic equation such that a + b24 and a -b- 8, then the quadratic equation having a and b as its roots is: 2 2


  7. Question Q. If a and b are the roots of the equation x2- 6x + 6 0, then the value of a2 + b2 is?


  8. Question Q. If a and b are the roots of the equation x2-6x + 6 0, then the value of a2 + b2 is? a4b -26-122 2


  9. Inequations


  10. Concept Equations have sign Inequations: one thing "is not exactly equal to" other . < -Pless inn G.rea vt han L Less man or egu -


  11. Inequality Properties M-a a a Provided 'ai positiue oN


  12. Inequality Properties I n hen -


  13. Question Q. Solve 5 2x-1 3 11


  14. Question Q. If a 6- b, th la-bl-lb-al? en


  15. Question Q. If a 6- b, th la-bl-lb-al? en 6 lA


  16. Question The sum of two nos. is 14 and their product is 48. Find the sum of the square of the numbers.