Question

The graph of y=3x^2+12x+19 is a parabola that opens in the direction______. It has vertex____,y-intercept____, and ____real roots.

Answer 1

positive direction. It has vertex -b/2a, y intercept at x = 0, and 2 real roots

Answer 2

vertex = -12/3 =-4

Answer 3

no, vertex = -2

Answer 4

upward direction
(-2,7)
y=19
2 real roots