Nelson Mandela was a South African politician known for fighting racism and inequality. He was president of South Africa until he stepped down in the year 1999. Let x represent any year. Write an inequality in terms of x and 1999 that is true only for values of x that represent years after the year that Nelson Mandela stepped down from his presidency.

The expression 42 plus 57 shows how much money nate spent at a store .which expression also shows how much money nate spend

Given the graph below state whether or not the relation is a function, and give the domain and range.

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.