if zeros of quadratic polynomial ax²+bx+c,cnot equal to 0 are equal then
(a) c and a have opposite signs
(b) c and b have opposite signs
(c) c and a have same signs
(d) c and b have same signs
please explain step by step
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Step-by-step explanation:
As per given in the question, the zeroes of the polynomial $a{{x}^{2}}+bx+c,c\ne 0$ are equal. If the roots are equal, then the value of discriminant has to be zero. ... Hence, the a and c must be of the same sign. Therefore, option (c) is correct.
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