If the discriminant of a quadratic equation is 4, which statement describes the roots?
There are tivo complex roots.
There are no real roots.
There is one real root.
There is one complex root.

What other information do you need to prove triangle dac=bca by asa

Find the volume of the described solid.the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x.a) 441b) 147c) 864d) 882

Which part of a 2-column proof is the hypothesis of the conjecture? a) given b) reasons c) prove d) statements ! i think it's b but i'm not quite