Express the given logarithmic expression as a single logarithm. 5ln(x) + 2ln(y) select one: a. in(x^5y^2) b. in(x^5/y^2)              (incorrect) c. in(xy)^10 d. 7in(xy)

Suppose babies born after a gestation period of 32 to 35 weeks have a mean weight of 25002500 grams and a standard deviation of 800800 grams while babies born after a gestation period of 40 weeks have a mean weight of 27002700 grams and a standard deviation of 385385 grams. if a 3232-week gestation period baby weighs 21252125 grams and a 4040-week gestation period baby weighs 23252325 grams, find the corresponding z-scores. which baby weighs lessless relative to the gestation period?