What is the change in temperature from -8°f to 14°f?
22°f
-22°f
-6°f
6°f

On a piece of paper graph f(x)=5•(0.4)^x

Will give brainliest what is the value of x? enter your answer in the box.

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.