Quanti sono i numeri relativi che hanno come valore assoluto 11

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

The midpoints of the sides of the large square are joined to form a smaller square. what is the area of the smaller square

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