CBSE Class 10: Introduction to Quadratic Equations Videos | Introduction to Quadratic Equations-2

• if alpha, beta are the zeros of the polynomial x2+bx+c, then show that alpha by beta is a zero of the polynomial cx2-(b2-2c)X+c
• the number of quadratic equations having real roots and which do not change by squaring their roots is
  
• If alfa and bita zeros of the polynomial f(x)=xsquare-5x+K, alfa-bita=1, find k
  
• ?2x+9+x=13
• solve it
  
• maths quadratic
  
• If ? and ? are tge zeros of the polynomial x^2 - 6x + k and 3? + 2?=20 , then the value of k is
• What is a quadratic equation.
• hi
  
• if alpha and bita are the zeroes of a quadratic polynomial X^2+X-2 then find the value of(1/alpha -1/bita)

Queries asked on Sunday & after 7 pm from Monday to Saturday will be answered after 12 pm the next working day.