Find the value of z 2z+4=(2z+2)(z+2)

Segment xz is bisected by point y. if xy = 12x, and the measure of xz = 18x – 6, solve for x

The birth weights of newborn babies in the unites states follow in a normal distrubution with a mean of 3.4 kg and standard deviation of 0.6 kg. reaserches interested in studying how. children gain weights decide to take random samples of 100 newborn babies and calculate the sample mean birth weights for each sample

State how many imaginary and real zeros the function has. f(x) = x3 - 20x2 + 123x - 216