Hi can someone help me with this please I’m struggling

Solve each quadratic equation by factoring and using the zero product property. [tex]x^2+6x+8=0[/tex]

The moats separating people from the animals are 5 m wide for lions and 4 m wide for the elephants. if the lion’s moat is 4 m deep, how deep should the elephants’ moat be?

Is the response to the survey question "did you smoke in the last week question mark "response to the survey question "did you smoke in the last week? " a discrete random variable, a continuous random variable, or not a random variable?