2. Perform the following operations and express the answers in scientific notation, a. (4.3 X 10%) X (20 X 10%)
b. (6.0 X 103) X (1.5 X 10-2)
C. (1.5 X 10-2) X (8.0 x 10-1)
d.
7.8 x 103
1.2 X 10^
8.1 x 10-2
9.0 X 102

Me! 50 points! why does when we come home, our door is unlocked and there is grease on the door knob, me solve this , and i don't know what category this goes under

Write each of the following numerals in base 10. for base twelve, t and e represent the face values ten and eleven, respectively. 114 base 5 89t base 12

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?