SinA+cosB=1, A=30 degree. Find B

Calculate the missing value. round the answer to on decimal place. start with 70, increase it by 21%, and end up with

What is r i 4.5+10r=-6.5 with work pls

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