17. If the zeros of the quadratic polynomial
ax2 + bx + c = 0 are equal, then
(1) c and a have opposite signs
(2) c and b have opposite signs
(3) c and a have the same sign
(4) c and b have the same sign
Answers
Answered by
12
P(x)=ax²+bx+c=0
=b²-4ac=0
=b²=4ac
=ac=b²/4
=ac>0
A and C are greater than 0, that means both have positive sign
So, correct answer is (3)c and a have the same sign.
MARK ME AS THE BRAINLIEST PLEASE.
Answered by
2
3is right answer.... your question
Similar questions