superintendent wanted to know if there was a difference among staff retention at elementary, middle, and high schools in her district. Here are the data: Elementary Middle Secondary 17 17 10 15 12 12 20 10 14 12 8 16 14 5 18 15 20 10 What test should she conduct to determine if there is a difference among the levels

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!

ok thats very interesting

step-by-step explanation:

there's the chart