Given that w=ay^2 and y=bx^2+c. find dw/dx by chain rule

The measure of one angle of an octagon is two times smaller that of the other seven angles. what is the measure of each angle?

Evaluate the expression. (9 + 5)(3 + 2)0

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?