Each of these Quadratics are written in standard form choose all of the parabolas the would open upwards?
![Each of these Quadratics are written in standard form choose all of the parabolas the would open upwards class=](https://us-static.z-dn.net/files/df8/e73f8d082148f8617eefca40def600f5.png)
Step-by-step explanation:
When written in standard form, yout can just look at the first term
If the first term is positive it opens upwards
if the first term is negative, it opens downwards