PLEASE HELP: Suppose a projectile is launched into the air from a
platform. The formula is
h= – 16t^2+ 40t+ 70 relates
the height h of the object (in feet) and the time t
since it was launched (in seconds). What is the
maximum height the object reaches?

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

Arandom number generator is used to model the patterns of animals in the wild this type of study is called

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.