Cain has 40 eggs. he divides all the eggs and places an equal number into 10 small containers. how many eggs are in each container?

The mean of a set of data is -3.82 and its standard deviation is 2.31. find the z score for a value of 3.99.

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.

Polynomial that can be factored as (3x-4)(3x+4)