[fifteen points]

a quality-control center finds that 2 out of 250 randomly selected toy trains are defective. how many trains would they expect to be defective in a batch of 10,000?

2nd one in the first row is correct

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!