If the roots of the equation ax2 + bx + c are real and equal, what will be the relation between a, b, c?
Posted: Wed Jul 13, 2022 8:06 pm
a) b = ±\(\sqrt {ac}\)
b) b = ±\(\sqrt {4c}\)
c) b = ±\(\sqrt {-4ac}\)
d) b = ±\(\sqrt {4ac}\)
b) b = ±\(\sqrt {4c}\)
c) b = ±\(\sqrt {-4ac}\)
d) b = ±\(\sqrt {4ac}\)