Show an informal and a formal proof to show that the following conjecture is true. Conjecture: The sum of an odd number and an even number is an odd number.

What is the x-intercept and y-intercept of the equation 2x+1. 2o

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

Factor the polynomial, if possible. if the polynomial cannot be factored, write prime. 9n^3 + 27n^2 – 25n – 75