A study of air quality in Metro City suggests that tt years from now the level of carbon monoxide, in parts per million, in the air can be found with P(t)=0.2t^{2}+0.01t+5.1 What is the level, in parts per million, now?

I think 5.3

Step-by-step explanation:

I did the a method then checked over it :/

step-by-step explanation:

it's 15

the rocket cannot penetrate the ground, in a contextual sense, therefore the roots of this equation should be the domain of this function. i'll let you find the roots of this quadratic equation (hint: use the quadratic formula:  

1- c

2-a

step-by-step explanation:

mark brainliest!