A rectangle has a height of 7 and a width of 2x^2-3

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.

Run a linear regression to determine an equation (y=mx+b y=mx+b)

Describing the rules ot signea numbers quick check complete these sentences to describe the rules of dividing signed numbers.