What is the general form of the equation for the given circle centered at O(0,0)?

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.

If f(x) =3x-2 and g(x) =2x+1 fins (f+ g) (x)

What is the area of the triangle 10 13 12