Which equation can be solved using the expression StartFraction negative 3 plus-or-minus StartRoot (3) squared + 4 (10) (2) EndR
1 answer:
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Answer:
D)Both parabolas open to the right, and is wider than
Step-by-step explanation:
Standard equation of parabola :
If a < 0, then the parabola open downwards and if a > 0, then the parabola open upwards.
If a < 0, then the parabola open left and if a > 0, then the parabola opens right
Given equations : and
and
in both the equations a>0
So, Both parabolas are open to the right.
Refer the attached graph
---- Red
--- blue
So, is wider than
So, Option D is true