Simplify the expression. 3(2y - 8) - 2y(5 - y) -2y 2 + 16y - 24 -5y - 8 2y 2 - 4y - 24 2y 2 + 16y - 24

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.

Could someone me with this question i’ve been stuck on it for 20 minutes

How do newtons third law of motion demonstrates on a rollar coster