Pls me pass this class y’all which angle of rotation is determined by the matrix below? (pictured above) a. 30 degrees b. 60 degrees c. 120 degrees d. 300 degrees u : ))

The average human heart beats 1.15 \cdot 10^51.15⋅10 5 1, point, 15, dot, 10, start superscript, 5, end superscript times per day. there are 3.65 \cdot 10^23.65⋅10 2 3, point, 65, dot, 10, start superscript, 2, end superscript days in one year.how many times does the heart beat in one year? write your answer in scientific notation, and round to one decimal place.

The weights of broilers (commercially raised chickens) are approximately normally distributed with mean 1387 grams and standard deviation 161 grams. what is the probability that a randomly selected broiler weighs more than 1,425 grams?

Acd that is originally priced at $15.85 red-tagged for the sale. what is the sale price of the cd