If the zeroes of the quadratic polynomial ax2+bx+c, c≠0 are equal, then
A. c and b have opposite signs
B. c and a have opposite signs
C. c and b have same signs
D. c and a have same signs
Answer:D
If the zeroes of the quadratic polynomial ax2+bx+c, c≠0 are equal, then
A. c and b have opposite signs B. c and a have opposite signs C. c and b have same signs D. c and a have same signs
Explanation: For equal roots, discriminant will be equal to zero.