What is the standard form (a+bi) for the number sqrt{-3}

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Which will form a composite function?

Hart manufacturing had six-month sales of $80 million, with $20 million of that amount from the internet. it set a goal to increase the percentage of total sales coming from the internet by 4 percent in the next six months. the results were total sales of $85 million. if the company meets its goal exactly, what will the dollar amount of internet sales be?