Matematyka u plusem 5 str 158 zad 5 plis pomocy!!!

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.

What is the 12th term of b(n)=-4-2(n-1)

Find the equation of the line with slope =8 and passing through (6,53) write your equation in the form y=mx+b