If k(x) = b^x and k(a) = 0.2 which option below gives the value of k(-3a)

Which of the following is an equation of a line parallel to the equation y=4x+1?

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

Which expression is equivalent to -12(3x-3/4)