Es
) what is the sum of (2x4 + 5x3 - 8x2 - x + 10) and (8x4 - 4x} + x? - x + 2)?
a)
10x4 + x3 - 9x2 - 2x + 12
10x4 + 9x? - 7x2 - 2x + 12
10x4 + x3 - 9x? +12
d)
10x4 + x3 - 7x2 - 2x + 12
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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?